Peanut Butter Banana Cookie

Category: Indulgent Desserts for Sweet Endings

These peanut butter banana cookies offer a thick and cakey texture with rich flavors from creamy peanut butter, ripe mashed bananas, and melty semisweet chocolate chips. The dough is mixed carefully to keep tenderness, then baked until edges are lightly golden. Perfect for enjoying with a glass of milk or tea, they benefit from ripe bananas and optional chilling for thicker results. Simple tips ensure soft, flavorful cookies that store well.

A woman wearing a chef's hat and apron.
Created By Sarah
Last updated on Fri, 18 Jul 2025 16:42:45 GMT
A plate of chocolate chip cookies. Save
A plate of chocolate chip cookies. | sarahmeal.com

This peanut butter banana cookie is a thick cakey treat blending creamy peanut butter ripe bananas and semisweet chocolate chips making it perfect for a comforting snack alongside a glass of milk or your favorite tea.

I first baked these cookies when I had ripe bananas to use up and they quickly became a family favorite for their comforting flavor and satisfying bite.

Ingredients

  • Butter: softened at room temperature provides a creamy base that helps achieve the perfect texture
  • Creamy peanut butter: adds richness and a distinct nutty flavor
  • White and brown sugar: balance sweetness and moisture for cakey softness
  • Large eggs: bind ingredients and add structure
  • Vanilla extract: enhances overall flavor with a warm aromatic note
  • All-purpose flour: creates a sturdy yet tender crumb
  • Rolled oats: contribute texture and a subtle nutty undertone
  • Baking soda: helps the cookies rise and become fluffy
  • Salt: intensifies sweetness and balances flavors
  • Ripe bananas: bring natural sweetness and moisture crucial for softness
  • Semisweet chocolate chips: add bursts of rich chocolate to complement peanut butter and banana

Step-by-Step Instructions

Preheat the Oven:
Preheat your oven to 190 degrees Celsius then line a baking sheet with parchment paper or lightly grease it to prevent sticking. This sets the stage for even baking and easy cleanup.
Cream Butter and Sugars:
In a large mixing bowl use a stand or hand mixer to cream softened butter peanut butter white sugar and brown sugar until the mixture turns light and fluffy This aerates the mixture which helps create a tender crumb.
Add Eggs and Vanilla:
Beat in eggs one at a time ensuring each is fully incorporated before adding the next then stir in vanilla extract This provides structure and enhances the flavor complexity.
Combine Dry Ingredients:
In a separate bowl whisk together flour rolled oats baking soda and salt This evenly distributes leavening and seasoning to ensure a consistent texture and taste.
Mix Dry Ingredients Into Wet:
Gradually add the dry ingredients to the creamed mixture mixing just until combined Overmixing can develop gluten resulting in tougher cookies so gentle mixing preserves tenderness.
Fold in Bananas and Chocolate:
Gently fold in the mashed ripe bananas and chocolate chips spreading them evenly throughout the dough This step adds moisture and delicious pockets of chocolate in every bite.
Portion the Dough:
Using a large cookie scoop drop evenly sized portions onto the prepared baking sheet leaving enough space for spreading This ensures uniform cookies that bake evenly.
Bake and Cool:
Bake for about twelve minutes or until the edges are lightly golden and the cookies feel set Remove from oven and cool on a wire rack This resting allows cookies to firm up while staying moist inside.

I always remember how these cookies became a weekend baking staple in my home when I discovered how perfectly peanut butter and banana pair together in a cookie.

Storage Tips

Store cookies in an airtight container at room temperature for up to five days

Place parchment paper between layers to prevent sticking

Cookies can be frozen for up to three months wrapped individually or in a sealed container and thawed before serving

Ingredient Substitutions

Use almond butter or sunflower seed butter instead of peanut butter for a different nutty flavor or to accommodate allergies

Swap rolled oats with quick oats for a finer texture but keep the same quantity

Use gluten-free flour blend to make this recipe gluten-free ensuring it matches all-purpose flour in weight

Serving Suggestions

Serve cookies warm with a cold glass of milk or alongside tea or coffee for a perfect afternoon treat

Add a scoop of vanilla ice cream on top of warm cookies for a decadent dessert

Pair with fresh fruit like strawberries or apple slices to balance richness

Cultural Context

Peanut butter and banana is a classic American flavor combination often found in sandwiches and desserts

These cookies take inspiration from that beloved duo offering a nostalgic taste with a twist of oats and chocolate

Perfect for a homemade snack that brings comfort and familiarity to any kitchen

A plate of chocolate chip cookies. Save
A plate of chocolate chip cookies. | sarahmeal.com

Pro Tips

A plate of chocolate chip cookies. Save
A plate of chocolate chip cookies. | sarahmeal.com

Common Recipe Questions

→ What type of bananas work best?

Use fully ripe bananas for maximum sweetness and moisture, enhancing the cookie's flavor and texture.

→ How can I make thicker cookies?

Chill the dough for 30 minutes before baking to help the cookies hold their shape and become thicker.

→ Can I overmix the dough?

Avoid overmixing once dry ingredients are added to maintain a tender texture and prevent tough cookies.

→ What is the best way to store these cookies?

Layer cookies with parchment paper in an airtight container to keep them fresh and prevent sticking.

→ Can I substitute ingredients for dietary needs?

While this version is standard, gluten-free flour blends or alternative sugars could be tested, but may affect texture.

Peanut Butter Banana Cookie

Cakey cookies with peanut butter, ripe bananas, and chocolate chips, ideal with milk or tea.

Preparation Time
15 minutes
Cook Time
12 minutes
Total Duration
27 minutes
Created By: Sarah

Recipe Category: Desserts

Level of Difficulty: Simple

Cuisine Style: American

Servings Yield: 24 Portion Size (About 24 cookies)

Diet Preferences: Vegetarian-Friendly

What You'll Need

→ Base Mixture

Ingredient 01 113 grams unsalted butter, softened
Ingredient 02 130 grams creamy peanut butter
Ingredient 03 100 grams white granulated sugar
Ingredient 04 100 grams brown sugar
Ingredient 05 2 large eggs
Ingredient 06 5 milliliters vanilla extract

→ Dry Ingredients

Ingredient 07 250 grams all-purpose flour
Ingredient 08 160 grams rolled oats
Ingredient 09 5 grams baking soda
Ingredient 10 2.5 grams salt

→ Flavour and Add-ins

Ingredient 11 3 medium ripe bananas, mashed
Ingredient 12 170 grams semisweet chocolate chips

How to Make It

Instruction 01

Preheat oven to 190°C. Line a baking sheet with parchment paper or lightly coat with nonstick spray.

Instruction 02

In a large mixing bowl, cream together softened butter, peanut butter, white sugar, and brown sugar until light and fluffy.

Instruction 03

Beat in the eggs one at a time, then add vanilla extract. Mix until fully combined.

Instruction 04

In a separate bowl, whisk together flour, rolled oats, baking soda, and salt.

Instruction 05

Gradually add dry ingredients to the creamed mixture, mixing just until combined to preserve tenderness.

Instruction 06

Gently fold mashed bananas and chocolate chips into the dough for even distribution.

Instruction 07

Use a large cookie scoop to drop evenly sized portions onto the prepared baking sheet, spacing cookies apart.

Instruction 08

Bake for approximately 12 minutes or until edges are lightly golden and cookies are set. Cool on a wire rack.

Additional Tips

  1. Use fully ripe bananas for maximum sweetness and moisture.
  2. Chill the dough for 30 minutes before baking to achieve thicker cookies.
  3. Avoid overmixing once dry ingredients are incorporated to maintain tenderness.
  4. Store cookies layered with parchment paper in an airtight container.

Essential Tools

  • Stand mixer or hand mixer
  • Mixing bowls
  • Baking sheet
  • Parchment paper
  • Cookie scoop
  • Wire cooling rack

Allergy Details

Always review ingredient labels for allergens, and consult a professional if you're unsure.
  • Contains peanuts, eggs, dairy, and gluten.