Go Back
Linda

Costco Chocolate Cake Icing Recipe

A rich, creamy chocolate frosting inspired by Costco's iconic cake, made with simple ingredients and ready in 20 minutes. Perfect for cakes, cupcakes, and more.
Print Recipe
Prep Time 20 minutes
Total Time 20 minutes
Servings: 8 servings
Course: Dessert
Cuisine: American
Calories: 280
Ingredients Equipment Method Notes

Ingredients
  

Basic Ingredients
  • 1 cup unsweetened cocoa powder preferably Ghirardelli
  • 4 cups powdered sugar sifted
  • 1 cup unsalted butter softened
  • 2 tsp vanilla extract
  • 1/4 cup milk or heavy cream adjust as needed
Optional Add-Ins
  • 1 tsp instant espresso powder optional, enhances flavor
  • 1 pinch salt balances sweetness

Equipment

  • Mixing Bowl
  • Electric Mixer
  • Sifter
  • Spatula

Method
 

  1. Sift cocoa powder and powdered sugar together to remove lumps.
  2. Beat softened butter in a large bowl for 2–3 minutes until fluffy.
  3. Gradually add the sifted cocoa and sugar mix to the butter, mixing slowly.
  4. Add vanilla extract and gradually pour in milk or cream until smooth.
  5. Beat on medium-high for 2 minutes until light and spreadable.

Notes

Store in the fridge up to 5 days or freeze up to 2 months. Let come to room temp and rewhip before using.