How to Make Oatmeal Banana Bars (Easy, Healthy, 5 Ingredients)

If you’ve got a couple of ripe bananas sitting on your counter, you’re already halfway to the easiest snack or breakfast prep ever. These Oatmeal Banana Bars are soft, chewy, naturally sweetened, and made with just a handful of pantry staples. No flour, no eggs, no dairy — just simple ingredients that come together in minutes.

Perfect for busy mornings, after‑school snacks, or a grab‑and‑go treat.

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Why You’ll Love These Bars

• Only 5 ingredients — bananas, oats, nut butter, chocolate chips, dried fruit.

• Naturally sweetened — no added sugar needed.

• One bowl recipe — minimal cleanup.

• Customizable — add nuts, seeds, spices, or swap mix‑ins.

• Perfect for meal prep — they store beautifully.

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Ingredients

• 2 ripe bananas, mashed

• 1 1/2 cups rolled oats

• 1/4 cup nut butter (almond or peanut butter both work)

• 1/4 cup chocolate chips

• 1/4 cup dried fruit (raisins, cranberries, or chopped apricots)

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Optional Add‑Ins

• Cinnamon

• Chopped nuts

• Shredded coconut

• Protein powder

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Step‑by‑Step Instructions

1. Preheat the Oven

Set your oven to 350°F (175°C). Grease or line an 8×8‑inch baking dish with parchment paper.

2. Mix the Wet Ingredients

In a large bowl: Mash the bananas until smooth. Add the nut butter and stir until fully combined and creamy.

3. Add the Dry Ingredients

Pour in the rolled oats, chocolate chips, and dried fruit. Stir until everything is evenly mixed and coated.

4. Transfer to Baking Dish

Spread the mixture into your prepared dish. Use a spatula to press it down firmly and evenly.

5. Bake

Bake for 25–30 minutes, or until the edges turn golden and the center feels set.

6. Cool and Slice

Let the bars cool in the pan for 10 minutes. Slice into squares or rectangles once set.

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Recipe Notes

• Use very ripe bananas The spottier the banana, the sweeter and softer the bars.

• Texture depends on oats Rolled oats = chewy. Quick oats = soft. Steel‑cut oats won’t work.

• Press the mixture firmly This helps the bars hold together after baking.

• Let them cool before slicing They firm up as they cool — slicing too early makes them crumbly.

• Add a pinch of salt It boosts the sweetness and balances the banana flavor.

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Tips & Tricks

• Warm the nut butter Microwave for 10–15 seconds so it mixes smoothly with the bananas.

• Add cinnamon or vanilla A little spice or extract makes the bars taste bakery‑level.

• Use parchment paper with overhang Makes lifting the bars out of the pan super easy.

• Fold in mix‑ins gently Overmixing can make the bars dense.

• For firmer bars, bake longer Add 3–5 minutes if you prefer a more solid, granola‑bar texture.

• For softer bars, reduce bake time Pull them out at 25 minutes for a more tender, chewy bar.

• Freeze individually Wrap each bar and store in a freezer bag for grab‑and‑go snacks.

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How to Store

• Room temperature: 2–3 days

• Fridge: up to 1 week

• Freezer: up to 3 months (wrap individually for grab‑and‑go)

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Perfect For

• Quick breakfasts

• Lunchbox snacks

• Post‑workout bites

• Healthy dessert cravings

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FAQs (Frequently Asked Questions)

• Can I use quick oats instead of rolled oats Yes — quick oats make the bars softer and more cake‑like. Rolled oats give more chew.

• Can I make these bars without nut butter You can swap nut butter for seed butter (sunflower or tahini). It helps bind the bars.

• Can I leave out the chocolate chips Totally — replace with nuts, seeds, or extra dried fruit.

• Are these bars gluten‑free Yes, as long as you use certified gluten‑free oats.

• How do I store oatmeal banana bars They last 2–3 days at room temp, 1 week in the fridge, or 3 months in the freezer.

• Can I double the recipe Yes — bake in a 9×13 pan and add 5–10 minutes to the bake time.

Print

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Oatmeal Banana Bars

Yield 9-12

Author Kim Alexander

Oatmeal banana bars are a wholesome and versatile snack or breakfast option made with simple ingredients like ripe bananas, rolled oats, and optional add-ins such as chocolate chips, nut butter, and dried fruit.

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Ingredients

• 2 ripe bananas, mashed
• 1 1/2 cups rolled oats
• 1/4 cup chocolate chips
• 1/4 cup nut butter (such as almond butter or peanut butter)
• 1/4 cup dried fruit (such as raisins, cranberries, or chopped apricots)

Instructions

1. Preheat your oven to 350°F (175°C). Grease or line a baking dish (8x8 inch or similar size) with parchment paper.
2. In a large mixing bowl, combine the mashed bananas and nut butter. Mix until well combined.
3. Add the rolled oats, chocolate chips, and dried fruit to the wet ingredients. Stir until everything is well mixed.
4. Pour the mixture into the prepared baking dish, spreading it out evenly.
5. Bake in the preheated oven for 25-30 minutes, or until the edges are golden brown and the bars are set in the middle.
6. Once done, remove from the oven and allow to cool in the pan for about 10 minutes before slicing into bars or squares.

Notes

1. Oven Variation: Since oven temperatures can vary, it's always a good idea to check the bars a few minutes before the recommended cook time is up. This helps prevent overbaking, which can result in dry bars.
2. Cooling Time: Allowing the bars to cool in the baking dish for about 10 minutes after removing them from the oven helps them firm up and makes slicing easier. Be patient during this cooling period before slicing and serving.
3. Storage: Store any leftover oatmeal banana bars in an airtight container at room temperature for up to several days. If you prefer them chilled or want to extend their shelf life, you can refrigerate them. They can also be frozen for longer-term storage.
4. Customization: Feel free to get creative and customize the recipe to suit your preferences. You can adjust the sweetness level by varying the amount of sweetener or add different mix-ins such as nuts, seeds, or spices to create unique flavor combinations.
5. Portion Control: When slicing the bars, consider portion sizes based on your dietary needs and preferences. You can cut them into smaller squares for a bite-sized snack or larger rectangles for a more substantial serving.

Nutrition Facts

Calories

144.97

Fat

6.26 g

Sat. Fat

1.36 g

Carbs

20.36 g

Fiber

2.87 g

Net carbs

17.48 g

Sugar

7.03 g

Protein

3.57 g

Sodium

1.67 mg

Cholesterol

0 mg

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