Peanut Butter Banana Bars

Featured in: Velvet-Soft Cozy Dinners

These no-bake bars combine the creamy richness of peanut butter with ripe banana and hearty oats to create a chewy, wholesome snack. Simply mix the ingredients, press into a pan, and chill until firm. Optional nuts or chocolate chips add texture and flavor. Perfect for quick energy and easy to pack for on-the-go nourishment. Vegan and allergen-friendly variations are simple to make.

Updated on Wed, 24 Dec 2025 08:03:00 GMT
A close-up of Peanut Butter Banana Oat Bars, offering a satisfying, no-bake energy snack. Save
A close-up of Peanut Butter Banana Oat Bars, offering a satisfying, no-bake energy snack. | velvetoregano.com

I discovered these bars on a hectic Tuesday morning when I was rummaging through my pantry, desperate for something to quiet my growling stomach before back-to-back meetings. Three overripe bananas stared at me from the counter, their skins almost black, and instead of tossing them, I grabbed a fork and started mashing. Within minutes, I'd mixed them with peanut butter and oats, pressed everything into a pan, and by that afternoon—after a quick chill in the fridge—I had exactly what I needed: honest, no-fuss energy bars that tasted like comfort.

My neighbor stopped by one afternoon while I was cutting into my first batch, and the smell alone had her asking for the recipe before she'd even tasted one. I wrapped up a few bars in foil, and she came back the next day saying she'd already made her own version and added chocolate chips because her kids went wild for them. That's when I realized these bars weren't just a personal grab-and-go solution—they were something people genuinely wanted to make again.

Ingredients

  • Ripe bananas: Use ones with brown spots—they're sweeter and mash smoother, making your base creamy without needing extra liquid.
  • Creamy peanut butter: The good stuff with just peanuts and salt works best; skip the heavily sweetened versions that throw off the balance.
  • Honey or maple syrup: Honey gives a more delicate sweetness, while maple adds earthiness—pick based on your mood.
  • Vanilla extract: Just a teaspoon lifts everything, rounding out flavors so nothing tastes one-note.
  • Old-fashioned rolled oats: These give the bars their chewy texture; quick oats turn mushy, instant oats disappear entirely.
  • Walnuts or pecans: Optional, but they add crunch and keep the bars from feeling monotonous.
  • Mini chocolate chips: Scatter these through if you want little pockets of richness, or skip them for a cleaner taste.
  • Salt and cinnamon: Salt brightens sweetness, cinnamon whispers spice in the background—both are small but mighty.

Instructions

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Prep your pan like you mean it:
Line an 8x8-inch pan with parchment, letting the edges hang over the sides—this trick saves you from picking crumbles out of corners later. It takes thirty seconds and changes everything.
Mash those bananas smooth:
Use a fork or potato masher and work until there are almost no lumps; smooth bananas create that creamy base that holds everything together. Don't overthink it—a few small pieces are fine.
Stir in the wet magic:
Add peanut butter, honey, and vanilla to your mashed bananas and mix until you can't see streaks anymore. The peanut butter might resist at first, but it'll loosen up as you work it.
Fold in the dry ingredients and mix-ins:
Toss in oats, salt, cinnamon, and anything else you're using—nuts, chocolate chips, whatever speaks to you. Stir until it looks evenly coated and combined, like a thick porridge.
Press it into the pan with confidence:
Transfer everything to your prepared pan and use the back of a spoon or spatula to press down firmly and flatten it into an even layer. Uneven thickness means some bars are chewy and others are dense, so take a moment here.
Let time do the work:
Refrigerate for at least an hour—the mixture firms up as the oats absorb moisture and everything sets. You'll know it's ready when it holds together without crumbling when you press it.
Slice and stash:
Use the parchment overhang to lift the whole block out, place it on a cutting board, and slice into twelve bars with a sharp knife. Store them in an airtight container in the fridge where they'll keep for a week, though they rarely last that long.
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Golden, chewy Peanut Butter Banana Oat Bars, studded with chocolate chips and ready to eat. Save
Golden, chewy Peanut Butter Banana Oat Bars, studded with chocolate chips and ready to eat. | velvetoregano.com

These bars became my go-to gift when friends complained about afternoon energy crashes or wanted something real to keep at their desk. There's something about handing someone a homemade snack wrapped in parchment that feels more thoughtful than store-bought, and these bars prove that wholesome doesn't have to taste like deprivation.

Why No-Bake Is a Game-Changer

The beauty of skipping the oven is that your kitchen stays cool, you don't have to hunt for the right temperature or worry about timing, and you can taste-test the raw mixture before it sets. Once you realize how simple these are, you'll find yourself making them on random weeknights instead of waiting for a baking mood to strike.

Make Them Your Own

The base recipe is flexible enough that you can swap in what you have or what you're craving. Try almond butter or sunflower seed butter if peanuts aren't your thing, add a handful of dried cranberries or raisins for tartness, or bump up the chocolate chips if you're not concerned with restraint. Each variation tastes like a different snack, so experiment until you find your favorite version.

Storage and Travel Tips

These bars are portable in a way that makes them perfect for lunch boxes, car trips, or keeping on your nightstand for 2 a.m. hunger strikes. They last up to a week in the fridge, but you can also freeze them individually wrapped—just pull one out thirty minutes before you want to eat it. Wrap each bar in parchment or foil so they don't stick together, and you've got grab-and-go snacks ready whenever you need them.

  • Wrap individual bars tightly so they don't dry out or absorb fridge odors.
  • Frozen bars thaw to perfect chewiness in about thirty minutes at room temperature.
  • Keep them in the fridge, not the counter, or they'll soften and start to separate.
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Delicious and healthy Peanut Butter Banana Oat Bars, perfectly firm and chilled for on-the-go snacking. Save
Delicious and healthy Peanut Butter Banana Oat Bars, perfectly firm and chilled for on-the-go snacking. | velvetoregano.com

These bars remind me that the best snacks are the ones you actually want to eat, not the ones that sit in a box promising nutrition. Make a batch, cut them into pieces, and let them disappear faster than you expected.

Recipe FAQ

Can I substitute peanut butter with another nut butter?

Yes, almond or sunflower seed butter work well as alternatives, offering different flavor profiles while maintaining creaminess.

How long should the bars chill before slicing?

Chill the mixture for at least one hour or until firm enough to cut cleanly into bars.

Are the oats used in these bars gluten-free?

Use certified gluten-free oats if gluten sensitivity is a concern, as regular oats may contain traces of gluten.

Can I add mix-ins like nuts or chocolate chips?

Yes, chopped walnuts, pecans, or mini chocolate chips can be added for extra texture and flavor.

What is the best way to store these bars?

Keep the bars in an airtight container in the refrigerator for up to one week to maintain freshness.

Peanut Butter Banana Bars

Chewy bars featuring peanut butter, banana, oats for natural energy anytime.

Time to Prep
10 minutes
0
Overall Time
10 minutes
Written by Adrian Sanders


Skill Level Easy

Cuisine American

Portions 12 Serving Size

Diet Preferences Meatless, No Dairy

What You'll Need

Wet Ingredients

01 2 large ripe bananas, mashed
02 1/2 cup creamy peanut butter
03 1/4 cup honey or maple syrup
04 1 tsp vanilla extract

Dry Ingredients

01 2 cups old-fashioned rolled oats
02 1/4 cup chopped walnuts or pecans (optional)
03 1/4 cup mini chocolate chips (optional)
04 1/4 tsp salt
05 1/2 tsp ground cinnamon

How To Make It

Step 01

Prepare baking pan: Line an 8x8-inch square baking pan with parchment paper, leaving an overhang for easy removal.

Step 02

Mash bananas: In a large bowl, mash the bananas until smooth.

Step 03

Combine wet ingredients: Add peanut butter, honey or maple syrup, and vanilla extract to the mashed bananas. Stir until well combined.

Step 04

Incorporate dry ingredients: Add oats, salt, cinnamon, and any optional nuts or chocolate chips. Stir until evenly combined.

Step 05

Press mixture into pan: Transfer mixture to the prepared pan and press firmly and evenly using a spatula or the back of a spoon.

Step 06

Refrigerate until firm: Chill in the refrigerator for at least 1 hour until firm enough to cut.

Step 07

Slice and store: Lift bars out using the parchment paper overhang and slice into 12 bars. Store in an airtight container in the refrigerator for up to 1 week.

Needed Tools

  • Mixing bowl
  • Masher or fork
  • Spatula
  • 8x8-inch square baking pan
  • Parchment paper
  • Knife

Allergy Notice

Review every ingredient for allergies and reach out to a health expert if you have questions.
  • Contains peanuts; optional nuts may include tree nuts.
  • Contains oats; use certified gluten-free oats if necessary.
  • Contains honey; not suitable for infants under 1 year.

Nutrition Details (per portion)

For informational use only—not to replace doctor’s advice.
  • Caloric Value: 160
  • Total Fat: 7 g
  • Carbohydrates: 22 g
  • Proteins: 4 g