Vegan Apple Cinnamon Crumble Bars: 6 Easy Fall Baking

Last weekend, I was standing in my kitchen at 11 PM, staring into the open refrigerator like it held the secrets to the universe. It didn’t. It held half a carton of almond milk, a wilting bunch of spinach, and three bruised Honeycrisp apples. I was tired. I didn’t want to make a full pie (who has the patience for a lattice crust on a Tuesday night?), and I definitely didn’t want to order takeout. I wanted something warm, something that smelled like a bakery, and something that didn’t involve dairy.

That’s when I pulled out the apples and decided to make these vegan apple cinnamon crumble bars. I’ve made them four times in the last three weeks. Four. My roommate thinks I’m hoarding apples because I keep buying them for no reason, but I’m really just prepping for my next craving. There is something deeply comforting about the smell of cinnamon and baking apples filling the house while the rain hits the window. It’s the ultimate cozy factor.

What started as a “use up the apples” experiment turned into my absolute favorite fall baking project. The bars have this perfect texture contrast—crunchy, buttery top, tender spiced apple middle, and a soft, cake-like base. And the best part? They’re completely plant-based. No one at my book club even realized they were vegan until I told them, and honestly, I don’t blame them. The flavor is so rich and indulgent that you’d swear there was butter and cream in there.

If you’re looking for a way to bring that autumn vibe into your kitchen without the fuss of a traditional pie, these vegan apple cinnamon crumble bars are the answer. They’re easier than classic New York cheesecake in terms of effort (no water bath, no cracking crust), but they hit that same sweet, comforting note. Let me show you how to make them.

Why You’ll Love This Recipe

I know there are a million apple dessert recipes out there, but here’s why this one keeps me coming back to the oven: it’s the balance of textures and the sheer ease of it. These bars are my go-to when I want to impress guests but don’t want to spend my entire day in the kitchen.

• Zero Dairy, Maximum Flavor — I was skeptical at first. Would the “crumble” actually crumble? Would the bars be dry? Nope. Using coconut oil and applesauce creates a moisture and richness that feels luxurious. The coconut oil solidifies when chilled, giving that buttery snap without the dairy.
• Perfect for Meal Prep — I bake a batch on Sunday, and I have dessert (or a fancy snack) ready for the rest of the week. They store beautifully in the fridge, and they taste just as good cold as they do warm. I’ve even packed them in my lunchbox, and they don’t get soggy.
• Uses Any Apple — This is forgiving. I’ve used Granny Smith for tartness, Fuji for sweetness, and a mix of both for balance. You don’t need fancy ingredients. You just need apples that hold their shape when baked.
• One Bowl, Minimal Cleanup — Seriously. I mix the base, mix the topping, and mix the filling. Yes, that’s three bowls if you’re being tidy, but you can do it in two if you’re me and I’m rushing. The cleanup is a single baking pan and a few mixing bowls. It’s so much easier than making ultra-fudgy one-bowl chocolate chip cookies because there’s no creaming butter and sugar involved.
• Gluten-Free Option — If you have guests with gluten sensitivities, just swap the flour for a 1:1 gluten-free blend. I’ve tested this with Bob’s Red Mill, and it works perfectly. The texture stays tender.

This recipe is my answer to “What’s for dessert?” when I want something special but simple. It’s reliable, it’s delicious, and it smells amazing while it bakes.

Ingredients You’ll Need

Here’s the thing about this recipe: the ingredient list looks long, but it’s mostly pantry staples. You probably have 80% of this already. I’m particular about a few things here, specifically the apples and the flour, so pay attention to those notes.

For the Bar Base

All-purpose flour (1 ½ cups / 190g) — This forms the cake-like bottom. If you’re making it gluten-free, use a high-quality 1:1 blend. Don’t use almond flour; the texture will be completely different.

Coconut oil (½ cup / 115g, melted) — I use refined coconut oil so it doesn’t taste like coconut. Unrefined works too, but it’ll have a slight coconut flavor. Solid coconut oil works for the topping, but melted is easier for the base. Just make sure it’s liquid when you mix.

Granulated sugar (½ cup / 100g) — Standard white sugar works best for the base to keep it tender. Brown sugar adds chewiness, but I prefer a softer crumb here.

Baking powder (1 teaspoon) — Helps the base rise slightly so it’s not dense. Don’t skip it.

Salt (¼ teaspoon) — Enhances the sweetness. Essential.

Vanilla extract (1 teaspoon) — Pure vanilla, please. I know it’s expensive, but the fake stuff tastes chemical in baked goods.

For the Apple Filling

Apples (3 large, peeled and diced / about 4 cups) — I recommend a mix of Granny Smith and Honeycrisp. Granny Smith holds its shape, Honeycrisp gets soft and sweet. If you use all Granny Smith, add an extra tablespoon of sugar. If you use all Fuji, they might get too mushy.

Granulated sugar (¼ cup / 50g) — Adjust based on how sweet your apples are.

Ground cinnamon (1 teaspoon) — Don’t use cinnamon sticks; they don’t distribute flavor evenly in a bar. Freshly ground is best, but ground is fine.

Nutmeg (¼ teaspoon) — Just a pinch. It adds that warm, holiday vibe.

Apple cider (2 tablespoons) — This adds moisture and intense apple flavor. If you don’t have cider, use apple juice or even water, but cider is best.

Lemon juice (1 teaspoon) — Brightens the flavor and prevents the apples from browning too much.

Cornstarch (1 tablespoon) — This thickens the juices so your bars aren’t soupy. Critical step!

For the Crumble Topping

All-purpose flour (1 cup / 125g) — Same as above.

Old-fashioned rolled oats (½ cup / 45g) — Adds chewiness and texture. Use gluten-free oats if needed.

Brown sugar (½ cup / 100g) — Dark or light, doesn’t matter much, but dark adds a deeper molasses flavor.

Coconut oil (½ cup / 115g, solid and cold) — This is different from the melted oil for the base. You want this solid so it creates those crunchy clumps. If it’s melted, your topping will be a cake layer, not a crumble. Freeze it for 10 minutes if you forgot to keep it cold.

Ground cinnamon (1 teaspoon) — More cinnamon never hurts.

Salt (¼ teaspoon) — Balance the sweetness.

Optional: Toasted pecans or walnuts (½ cup) — I add nuts sometimes for extra crunch. If you do, chop them roughly. Don’t skip the toasting if you use nuts; it makes a huge difference.

Equipment Needed

You don’t need fancy gadgets for this. Here’s what I actually use.

9×9-inch baking pan — I use an metal pan. Glass pans heat differently and might cook the bottom too slowly. If you use glass, keep an eye on it.

Large mixing bowls — Two or three, depending on how organized you are. I use one for the base, one for the filling, and one for the topping.

Fork or pastry cutter — For cutting the cold coconut oil into the flour mixture for the topping. A fork works fine if you don’t have a pastry cutter.

Peeler and knife — For prepping the apples. I use a Y-peeler; it’s faster and uses less waste.

Spatula — For pressing the base into the pan and mixing the filling.

Cooling rack — Essential. Don’t cut these while they’re hot, or they’ll fall apart. Let them set.

How to Make It: Step-by-Step

Alright, let’s make these! I’m walking you through exactly how I do it, including the little tricks I’ve picked up so your bars turn out perfect.

Step 1: Prep Your Oven and Pan (5 minutes)

Preheat your oven to 350°F (175°C). Grease your 9×9-inch baking pan lightly with coconut oil or spray. Line it with parchment paper if you want easy removal, but greasing is usually enough. I like to leave a little overhang on the sides so I can lift the bars out later.

Step 2: Make the Base (5 minutes)

In a medium bowl, whisk together the 1 ½ cups flour, ½ cup sugar, baking powder, salt, and vanilla. Pour in the ½ cup melted coconut oil. Mix with a fork or your hands until it looks like wet sand. It should hold together when you squeeze it.

Press this mixture firmly into the bottom of your prepared pan. Use the bottom of a measuring cup to pack it down tight. You want an even, compact layer. This is your foundation, so don’t be shy with the pressing.

Step 3: Prepare the Apple Filling (10 minutes)

While the oven heats, peel and dice your apples. Aim for ½-inch cubes. Too big, and they won’t cook through; too small, and they’ll turn into applesauce. Toss the diced apples with the ¼ cup sugar, 1 teaspoon cinnamon, nutmeg, lemon juice, and apple cider in a large bowl.

In a small cup, mix the 1 tablespoon cornstarch with a splash of water to make a slurry. Add this to the apple mixture and stir well. This ensures the juices thicken properly. Spread the apple mixture evenly over the pressed base in the pan. Use a spatula to flatten it out a bit so it’s level.

Step 4: Make the Crumble Topping (5 minutes)

In a separate bowl, combine the 1 cup flour, ½ cup oats, ½ cup brown sugar, 1 teaspoon cinnamon, and salt. Now, add the ½ cup solid cold coconut oil. Here’s the trick: use your fingers, a fork, or a pastry cutter to cut the oil into the flour until you have coarse, uneven crumbs. Some pieces should be the size of peas, some larger. Don’t overmix! You want distinct chunks, not a paste.

If your coconut oil has melted, your topping will be gummy. If it’s too dry and won’t clump, add a teaspoon more melted oil. But generally, cold oil is key.

Step 5: Assemble and Bake (45-50 minutes)

Scatter the crumble topping evenly over the apples. Don’t press it down; let it sit loosely. This allows it to get crunchy and golden.

Place the pan in the preheated oven and bake for 45-50 minutes. You’ll know it’s done when the topping is deep golden brown and the edges are bubbling. If the top is browning too fast but the apples aren’t soft, cover the pan loosely with foil for the last 10 minutes.

Step 6: Cool Completely (Crucial Step)

This is where most people fail. Take the pan out of the oven and place it on a cooling rack. Let it cool for at least 1 hour, preferably 2. The filling is liquid hot; it needs time to set. If you cut into it warm, it will be a mess. Patience pays off. The bars will firm up as they cool.

Expert Tips & Tricks

Here’s everything I’ve learned from making these dozens of times. These tips will save you from my mistakes.

Cold Coconut Oil is Non-Negotiable

For the topping, the coconut oil MUST be solid. I keep a jar of coconut oil in the pantry, but if it’s warm, I put it in the freezer for 10 minutes before using. If you use melted oil for the topping, you’re making a cake, not a crumble. Trust me.

Don’t Skip the Cornstarch

Apples release a lot of water. Without the cornstarch slurry, your bars will be soggy in the middle. The cornstarch binds that liquid into a jammy texture that stays within the bars.

Toast Your Nuts (If Using)

I mentioned nuts earlier. If you add pecans or walnuts, toast them in a dry pan for 3 minutes before adding them to the topping. It brings out their oils and makes them way more flavorful. Raw nuts in baked goods can taste bland.

Use a Sharp Knife

When cutting the cooled bars, use a sharp chef’s knife. Wipe the blade with a clean cloth between cuts to keep the lines clean. If you drag the knife, you’ll tear the crumble.

Storage is Key

These bars actually taste better the next day. The flavors meld together, and the texture stabilizes. Store them in an airtight container at room temperature for up to 3 days, or in the fridge for up to 5. I prefer them cold, straight from the fridge.

Variations & Substitutions

Once you’ve nailed the basic version, here’s how you can mix it up. I’ve tried all of these.

Pumpkin Spice Version

Swap the cinnamon in the filling for pumpkin pie spice. Add ½ cup pumpkin puree to the apple mixture (reduce apple cider by half). It’s like having apple pie and pumpkin pie in one bar.

Maple Walnut

Replace the brown sugar in the topping with maple sugar. Add ½ cup chopped walnuts. The maple flavor pairs beautifully with the apples.

Chai Spiced

Add a pinch of cardamom, ginger, and cloves to the apple filling. It’s warm, spicy, and perfect for colder days.

Dairy-Free Chocolate Drizzle

After the bars are cooled, melt ½ cup dark chocolate chips with 1 tablespoon coconut oil. Drizzle over the top. It’s decadent and adds a nice contrast to the cinnamon.

Gluten-Free

As mentioned, use a 1:1 gluten-free flour blend and certified gluten-free oats. The texture will be slightly more delicate, so be extra gentle when cutting.

Lower Sugar

Reduce the sugar in the base and topping by ¼ cup each. Use very sweet apples like Fuji or Gala. The apples will still provide natural sweetness.

Serving & Storage

How to Serve

I usually serve these warm, right out of the oven if I can wait that long! But they’re also amazing cold. I pair them with a cup of black coffee or a glass of oat milk. For a fancy touch, I add a scoop of vegan double chocolate avocado brownies… wait, no, that doesn’t make sense. I pair them with a scoop of vanilla ice cream or whipped coconut cream. It’s like dessert on dessert.

Side Dishes

These bars are rich, so they don’t need much. Maybe a side of vegan butternut squash coconut curry soup if you’re doing a full fall menu. Or just enjoy them as a standalone treat.

Storage Instructions

Refrigerator: Store in an airtight container for up to 5 days. They get firmer in the fridge, which I like.

Freezing: Yes, these freeze well! Cut them into squares, wrap them individually in plastic wrap, and put them in a freezer bag. They’ll last for 2 months. Thaw in the fridge overnight or warm in the microwave for 30 seconds.

Reheating: Microwave for 15-20 seconds to soften the coconut oil in the topping. Or warm in a 350°F oven for 10 minutes.

Nutrition Information

I’m not a nutritionist, but here’s the breakdown if you’re tracking. These are indulgent bars, so keep portions in mind.

Per Serving (based on 16 bars):

• Calories: 220
• Protein: 2g
• Carbs: 32g
• Fiber: 2g
• Sugar: 18g
• Fat: 10g
• Saturated Fat: 8g

What’s Good:

• Oats add some fiber and chewiness.
• Apples provide natural vitamins and antioxidants.
• Plant-based fats from coconut oil.

What to Know:

• Higher in sugar due to the crumble topping.
• Coconut oil is high in saturated fat, but it’s plant-based.
• Gluten-free version will have similar macros but slightly less protein if using GF flour.

Look, these are treat bars. Enjoy them as such! They’re better than store-bought desserts and you know exactly what’s in them.

Final Thoughts

So that’s my go-to vegan apple cinnamon crumble bars! I’ve probably talked your ear off at this point, but when you make a recipe this often, you have a lot to say about it. These bars have saved my dessert game more times than I can count. They’re my answer to “What’s for dessert?” when I want something seasonal, comforting, and completely plant-based.

Make it yours! Try different apples, add nuts, drizzle chocolate. The best recipes are the ones you adapt to your tastes. If you make this, drop a comment and let me know what you think! I love hearing how recipes turn out in your kitchen. And if something doesn’t work, tell me that too—I’m here to help troubleshoot.

Happy baking! And I hope your kitchen smells half as good as mine does right now.

Frequently Asked Questions

Can I use frozen apples?

You can, but thaw them first and drain the excess liquid. Frozen apples release more water, so you might need an extra teaspoon of cornstarch. I prefer fresh for the best texture, but frozen works in a pinch.

Why did my crumble topping melt into a cake layer?

This happens if the coconut oil was too warm when you mixed it. The oil needs to be solid and cold so it creates distinct crumbs. Next time, chill the oil or use straight-from-the-fridge coconut oil. Also, don’t overmix the topping; just combine until it looks like coarse sand.

Can I make these in a different pan?

Yes! A 9×13-inch pan will work, but the bars will be thinner. Reduce the baking time by 10-15 minutes. Check them early so they don’t dry out. A square pan gives the best thickness for the crumble-to-filling ratio.

Is coconut oil taste strong?

If you use refined coconut oil, no. It has a neutral flavor. If you use unrefined, yes, it will taste like coconut. For apple cinnamon bars, refined is usually preferred to let the apple flavor shine. But if you like coconut, unrefined adds a nice tropical twist.

How do I store leftovers?

Keep them in an airtight container at room temperature for up to 3 days, or in the fridge for up to 5 days. They taste best cold or at room temperature. Avoid freezing unless you wrap them well, as the texture can change slightly.

Can I make these ahead of time?

Absolutely. Bake them, let them cool completely, and store them in the fridge. They actually taste better the next day as the flavors meld. You can also freeze them for up to 2 months.

Print