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Oreo Cookie Cake

Oreo Cookie Cake

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Soft, chewy, and packed with crushed Oreos and chocolate chips, this Oreo Cookie Cake is a crowd-pleasing dessert perfect for birthdays, holidays, or cozy nights in.

  • Total Time: 35 minutes
  • Yield: 10 slices

Ingredients

Scale

For the Cookie Cake

  • 1 ¾ cups (228g) all-purpose flour

  • ½ tsp baking soda

  • ½ tsp salt

  • ¾ cup (168g) unsalted butter, room temperature

  • ¾ cup (155g) granulated sugar

  • ¼ cup (56g) packed light brown sugar

  • 1 large egg

  • 1 tsp vanilla extract

  • 12 Oreo cookies (6 chopped, 6 crushed into crumbs)

  • ½ cup semi-sweet chocolate chips

For the Oreo Buttercream

  • ½ cup (112g) unsalted butter, room temperature

  • 2 cups (230g) powdered sugar

  • ½ tsp vanilla extract

  • ½ cup (67g) Oreo crumbs (about 6 Oreos)

  • 12 tbsp heavy cream

  • Additional Oreos (cut in half) for topping

Instructions

Step 1: Prepare Your Pan & Oven

  1. Preheat oven to 350°F (180°C).

  2. Line the bottom of a 9-inch round cake pan with parchment paper and spray the sides with nonstick spray.

Step 2: Mix Dry Ingredients

  1. In a medium bowl, whisk together flour, baking soda, and salt. Set aside.

Step 3: Cream Butter & Sugars

  1. In a large bowl, beat butter, sugar, and brown sugar on medium speed for 2–3 minutes, until light and fluffy.

  2. Add egg and vanilla; mix until combined.

Step 4: Combine Wet & Dry

  1. Gradually mix in the dry ingredients just until no streaks of flour remain. Do not overmix.

Step 5: Add Oreos & Chocolate Chips

  1. Fold in chopped Oreos, Oreo crumbs, and chocolate chips.

Step 6: Bake

  1. Press dough evenly into the prepared cake pan. Press a few extra chocolate chips on top if desired.

  2. Bake for 18–20 minutes, or until edges are lightly golden and center is set.

  3. Cool completely in the pan before decorating.

Step 7: Make the Buttercream

  1. Beat butter until creamy.

  2. Add 1 cup powdered sugar and beat until smooth.

  3. Add vanilla, Oreo crumbs, and 1 tbsp heavy cream. Beat again.

  4. Add remaining sugar. Adjust consistency with more cream if needed.

Step 8: Decorate

  1. Pipe buttercream swirls around the edge using a star tip.

  2. Place half Oreos between swirls. Serve or refrigerate (bring to room temp before serving).

Notes

  • Don’t overbake—edges should be golden, center slightly soft.

  • Store in an airtight container for up to 5 days (refrigerate after 24 hours).

  • You can freeze baked cake (unfrosted) for up to 2 months.

  • Use flavored Oreos (e.g., mint or golden) for fun variations.

  • Author: Evelyn
  • Prep Time: 15 minutes
  • Cook Time: 20 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian