Name: Chunky Monkey Banana Cookies Recipe
Prep time: 10 min
Cook time: 12 min
Total time: 27 min
Cuisine: American
Ingredients: 2 cups flour; 3 cups old fashioned rolled oats; 1 ½ teaspoons cinnamon; ¾ teaspoon baking soda; ½ teaspoon salt; 1 cup salted butter (softened); ¾ cup packed brown sugar; ½ cup sugar; 3 medium bananas (mashed, about 1 cup); 1 teaspoon vanilla bean paste; 2 large eggs; 2 cups semi-sweet chocolate chunks; ⅔ cup chopped walnuts

Jump to Recipe· 4.3 from 8 reviews

If you are on the hunt for a cookie that perfectly blends comforting banana warmth with rich chocolate decadence, then the Chunky Monkey Banana Cookies Recipe is going to be your new best friend. These cookies marry the natural sweetness of ripe bananas with hearty oats, crunchy walnuts, and irresistible chocolate chunks, creating a treat that’s as satisfying as it is nostalgic. Whether you’re baking for a crowd or just craving a wholesome snack, this recipe hits all the right notes with its lovely texture, delightful flavors, and that homey feel that makes every bite a little moment of joy.

Ingredients You’ll Need

A clear glass mixing bowl sits on a white marbled surface filled with light brown cookie dough. The dough has a rough, thick texture and is topped with two large piles: one of dark brown chocolate chunks and another of small, unevenly shaped light brown walnut pieces. A black spatula rests inside the bowl on the right side, partially mixed into the dough. The scene looks bright and clean, showing the mixing process clearly. photo taken with an iphone --ar 4:5 --v 7

These ingredients are simple pantry staples, yet each component plays a vital role in bringing our Chunky Monkey Banana Cookies Recipe to life. From the flour that forms the cookie’s structure to the cinnamon that adds a warm spice kick, every item is essential for the perfect balance of taste, texture, and color.

2 cups flour: Provides the base structure for chewy cookies.

3 cups old fashioned rolled oats: Adds hearty texture and a wholesome flavor.
1 ½ teaspoons cinnamon: Brings a warm, spicy note that complements banana beautifully.
¾ teaspoon baking soda: Helps the cookies rise and achieve a tender crumb.

½ teaspoon salt: Balances the sweetness and enhances all flavors.
1 cup salted butter (softened): Ensures a rich, buttery taste and chewy texture.
¾ cup packed brown sugar: Adds moisture and deep caramel flavor.

½ cup sugar: Offers sweetness and helps with browning.
3 medium bananas (mashed, about 1 cup): The star ingredient boosting natural sweetness and softness.
1 teaspoon vanilla bean paste: Imparts a lovely aromatic depth more robust than extract.
2 large eggs: Bind all ingredients and add richness.
2 cups semi-sweet chocolate chunks: Melt-in-your-mouth pockets of gooey delight.

⅔ cup chopped walnuts: Adds a satisfying crunch and nutty flavor.

How to Make Chunky Monkey Banana Cookies Recipe

Step 1: Prep Your Oven and Pan

Start by heating your oven to 350 degrees Fahrenheit. Line a baking sheet with parchment paper—it’s a small step that saves you from sticky messes and helps the cookies bake evenly.

Step 2: Combine Dry Ingredients

Whisk together the flour, oats, cinnamon, baking soda, and salt in a medium bowl. This blend not only develops flavor but ensures that the rising agents and spices are evenly distributed throughout your dough.

Step 3: Cream Butter and Sugars

In a large bowl, use a mixer or vigorous whisking to cream softened butter with brown and granulated sugar until light and fluffy—this aeration is key for the right cookie texture.

Step 4: Add Bananas, Vanilla, and Eggs

Mix in your mashed bananas, vanilla bean paste, and eggs, combining until everything is smooth and well incorporated. This is where the cookies get their moistness and rich flavor foundation.

Step 5: Bring Together Wet and Dry Ingredients

Slowly add the dry mixture to the wet ingredients, stirring just until combined—not over-mixing to keep your cookies tender and chewy rather than tough.

Step 6: Fold in Chocolate Chunks and Walnuts

Gently fold in the chocolate chunks and chopped walnuts to distribute those bursts of gooey chocolate and crunchy nutty bites that make these cookies spectacular.

Step 7: Scoop and Bake

Using an ice cream scoop, drop dollops of dough spaced at least two inches apart onto the prepared baking sheet. Bake for 10 to 12 minutes, or until cookies turn golden brown around the edges.

Step 8: Cool and Enjoy

Let the cookies rest on the baking sheet for a few minutes before transferring them to a wire rack to cool completely. This cooling time allows them to firm up perfectly.

How to Serve Chunky Monkey Banana Cookies Recipe

The image shows a close-up of six oatmeal cookies with dark chocolate chunks and small walnut pieces on top. Each cookie is light brown with a rough texture from the oats, and the chocolate chunks are dark and shiny, scattered unevenly across the surface. The walnut pieces are light tan and irregular in shape, resting on different parts of the cookies. The cookies are placed closely together on a white marbled surface, with some small cookie crumbs and nut pieces around them. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

Sprinkle a tiny pinch of flaky sea salt over warm cookies just fresh out of the oven to enhance the sweet and nutty flavors. A drizzle of melted dark chocolate or a light dusting of powdered sugar also elevates their look and taste for special occasions.

Side Dishes

Pair these hearty cookies with a cold glass of milk or a warm cup of coffee or tea for that perfect comforting snack combo. For a richer indulgence, serve alongside a scoop of vanilla ice cream or creamy yogurt.

Creative Ways to Present

For parties or gifts, stack the cookies tied with a rustic ribbon or arrange them on a wooden board with fresh fruit slices and nuts for a charming, shareable platter that’s as inviting to look at as it is to eat.

Make Ahead and Storage

Storing Leftovers

Keep leftover cookies fresh by storing them in an airtight container at room temperature for up to three days, or refrigerate for up to a week. Make sure to separate layers with parchment paper to avoid sticking.

Freezing

You can freeze unbaked cookie dough scoops or fully baked cookies. Place dough or cookies on a tray to freeze individually, then transfer to a freezer-safe container or bag for up to 3 months. Thaw at room temperature before serving.

Reheating

Warm refrigerated or frozen cookies in a low oven (around 300 degrees) for 5 to 7 minutes, or microwave briefly in 15-second intervals until soft and melty—just like freshly baked.

FAQs

Can I use ripe bananas that are too soft?

Absolutely! Riper bananas are actually better for this recipe because they offer more natural sweetness and moisture, which is perfect for creating those soft, gooey Chunky Monkey Banana Cookies.

What can I substitute for walnuts?

If you’re not a fan of walnuts or have allergies, pecans or almonds work wonderfully well and maintain the great crunch. You can also omit nuts for a nut-free version without losing the cookie’s charm.

Is it possible to make these cookies gluten-free?

Yes, you can swap the all-purpose flour for a gluten-free blend, and make sure your oats are certified gluten-free. This way, you can enjoy the Chunky Monkey Banana Cookies Recipe without gluten concerns.

How do I make the cookies less sweet?

You can reduce the sugars slightly if you prefer a less sweet cookie. Try cutting the brown and granulated sugar by about a quarter to start and adjust to taste while keeping an eye on the cookie texture.

Can I use chocolate chips instead of chunks?

Chocolate chips will work perfectly fine and melt nicely within the cookies. Chocolate chunks just give bigger pockets of melty chocolate, but either option satisfies your chocolate craving.

Final Thoughts

There’s something incredibly comforting about the Chunky Monkey Banana Cookies Recipe that makes it a true crowd-pleaser every time. With everyday ingredients and simple steps, you’ll soon have a batch of utterly delicious cookies that bring smiles and that warm, “just-baked” happiness to every bite. Don’t wait to bake these gems—you and your loved ones deserve to enjoy this delightful banana-chocolate treat!