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This M&M COOKIE CAKE has a sugar cookie dough filled with M&M's and some chocolate buttercream frosting on top and is the perfect dessert to enjoy with friends and family.

Course Dessert
Cuisine American
Prep Time 5 minutes
Cook Time 23 minutes
Total Time 28 minutes
Servings 8
Calories 556 kcal
Author Garnish & Glaze



  • 1/2 cup salted butter
  • 3/4 cup granulated sugar
  • 1 large egg
  • 1 egg yolk
  • 1 1/2 cup all-purpose flour
  • 1 tbsp cornstarch
  • 1 tsp baking powder
  • 1/2 tsp baking soda
  • 1/4 tsp salt
  • 3/4 cup m&m's
  • 1/4 cup mini m&m's


  • 4 tbsp butter
  • 3 1/2 tbsp cocoa powder
  • 1 1/2 cups powdered sugar
  • 1/2 tsp vanilla
  • 1-2 tbsp milk
  • M&M's
  • sprinkles



  1. Preheat oven to 350 degrees F and grease a 9 inch pie dish.

  2. Beat butter for 2 minutes until smooth. Mix in sugar until fluffy. Add in the egg, yolk, and vanilla until smooth, creamy, and light in color.

  3. Add the flour, cornstarch, baking powder, baking soda, and salt and mix until combined.

  4. Mix in the m&m's by hand (they're break if you use the mixer) until evenly distributed.

  5. Spread dough in the greased pie dish. Bake for 23-26 minutes. Cool completely before removing from pie dish and frosting.


  1. Beat butter and cocoa powder together. Mix in the powdered sugar and vanilla. Add the milk as needed to get desired consistency.

  2. Place frosting in a piping bag with an M1 tip and decorate the cookie cake. Immediately add the M&M's and sprinkles.

Nutrition Facts
Amount Per Serving
Calories 556 Calories from Fat 225
% Daily Value*
Fat 25g38%
Saturated Fat 15g94%
Cholesterol 97mg32%
Sodium 334mg15%
Potassium 132mg4%
Carbohydrates 79g26%
Fiber 2g8%
Sugar 57g63%
Protein 5g10%
Vitamin A 655IU13%
Vitamin C 0.1mg0%
Calcium 77mg8%
Iron 2mg11%
* Percent Daily Values are based on a 2000 calorie diet.