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Chocolate Chip Cookie Cake with Buttercream Frosting

If you’re looking for a dessert that brings smiles and warm memories to family gatherings, this Chocolate Chip Cookie Cake with Buttercream Frosting is exactly what you need. Imagine a giant cookie with a crisp golden edge and a soft, chewy center filled with melty chocolate chips—pure comfort in every bite.

This recipe combines two all-time favorites: cookies and cake. The result is a fun, indulgent dessert that’s perfect for birthdays, celebrations, or simply treating yourself. And the best part? It’s just as easy to make as classic cupcakes.

What is a Chocolate Chip Cookie Cake?

A Chocolate Chip Cookie Cake is exactly what it sounds like—a large, thick cookie baked in a cake pan and topped with creamy buttercream frosting. It has the chewiness of a cookie with the presentation of a cake.

It’s playful, nostalgic, and perfect for sharing. Whether for kids or adults, this dessert always delivers that “wow” moment at the table.

Why You’ll Love This Recipe

  • Crowd-pleaser: Perfect for parties and family gatherings
  • Budget-friendly: Cheaper than bakery desserts
  • Easy to make: No complicated techniques required
  • Amazing texture: Crispy edges, soft center, creamy frosting

The combination of rich chocolate chips and smooth buttercream creates a perfect balance of flavors and textures.

How to Make Chocolate Chip Cookie Cake

Quick Overview

  • Prep time: 20 minutes
  • Bake time: 25–30 minutes
  • Total time: under 1 hour

Ingredients

For the Cookie Cake:

  • 2 1/4 cups all-purpose flour
  • 1 tsp baking soda
  • 1/2 tsp salt
  • 1 cup unsalted butter (softened)
  • 3/4 cup granulated sugar
  • 3/4 cup brown sugar
  • 1 tsp vanilla extract
  • 2 large eggs
  • 2 cups chocolate chips

For the Buttercream Frosting:

  • 1 cup unsalted butter (softened)
  • 4 cups powdered sugar
  • 3 tbsp milk
  • 1 tsp vanilla extract

Step-by-Step Instructions

  1. Preheat the oven
    Set your oven to 175°C (350°F). Grease a round cake pan or line it with parchment paper.
  2. Mix dry ingredients
    In a bowl, combine flour, baking soda, and salt. Set aside.
  3. Cream butter and sugars
    In a large bowl, beat butter, granulated sugar, and brown sugar until light and fluffy (about 3–5 minutes).
  4. Add eggs and vanilla
    Add eggs one at a time, mixing well after each. Stir in vanilla extract.
  5. Combine mixtures
    Gradually add dry ingredients to the wet mixture. Mix until just combined.
  6. Fold in chocolate chips
    Gently stir in the chocolate chips.
  7. Bake
    Spread the dough evenly in the pan. Bake for 25–30 minutes until golden and set in the center.
  8. Cool
    Let the cake cool in the pan for 10 minutes, then transfer to a rack to cool completely.
  9. Prepare frosting
    Beat butter until smooth. Gradually add powdered sugar, then milk and vanilla. Mix until creamy.
  10. Decorate
    Spread or pipe the buttercream on top. Add extra chocolate chips or sprinkles if desired.

Top Tips for Best Results

  • Use softened butter, not melted
  • Don’t overmix the dough—this keeps it tender
  • Slightly underbake for a softer, chewier texture
  • Add a pinch of sea salt on top for extra flavor

Storage and Reheating Tips

  • Refrigerator: Store in an airtight container for up to 5–6 days
  • Freezer: Wrap slices individually and freeze up to 2 months
  • Reheating: Microwave for 10–15 seconds for that fresh, gooey texture

Chocolate Chip Cookie Cake with Buttercream Frosting

A delightful giant cookie cake with a crispy outside and soft, chewy inside, topped with rich buttercream frosting, perfect for family gatherings.
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes
Servings: 12 servings
Course: Dessert
Cuisine: American
Calories: 400

Ingredients
  

For the Cake
  • 2 1/4 cups all-purpose flour
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1 cup unsalted butter, softened
  • 3/4 cup granulated sugar
  • 3/4 cup brown sugar, packed
  • 1 teaspoon vanilla extract
  • 2 large eggs
  • 2 cups chocolate chips
For the Buttercream Frosting
  • 1 cup unsalted butter, softened
  • 4 cups powdered sugar
  • 3 tablespoons milk
  • 1 teaspoon vanilla extract

Method
 

Preparation
  1. Preheat your oven to 350°F (175°C). Grease a round cake pan or line it with parchment paper.
  2. In a medium-sized bowl, combine the flour, baking soda, and salt. Set aside.
  3. In a large mixing bowl, cream together the softened butter, granulated sugar, and brown sugar until light and fluffy—about 3-5 minutes.
  4. Add the eggs, one at a time, beating well after each addition. Mix in the vanilla extract.
  5. Gradually add the dry ingredients to the butter mixture, mixing just until combined.
  6. Gently fold in the chocolate chips, distributing them evenly throughout the batter.
  7. Pour the batter into your prepared cake pan and bake for 25-30 minutes, or until a toothpick inserted into the center comes out clean.
  8. Once baked, allow the cake to cool in the pan for 10 minutes before transferring it to a wire rack to cool completely.
Frosting
  1. While the cake cools, beat the softened butter in a bowl. Gradually add powdered sugar, then add the milk and vanilla extract until you reach a smooth consistency.
  2. Once the cake has cooled completely, spread the buttercream frosting generously on top, with additional chocolate chips or sprinkles if desired.

Notes

For perfect buttercream consistency, ensure your butter is softened but not melted. Store leftovers in an airtight container for up to six days.
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