Chocolate Buttercream Recipe posted by Something Swanky Pin Share Tweet Email Jump to Recipe SomethingSwanky is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Continue to Content Chocolate Buttercream Recipe Print Ingredients 1 c. butter, room temperature or margarine 3-4 c. powdered sugar 1 tsp. vanilla 3-4 tbsp. milk or cream 2/3 c. cocoa powdered sugar Instructions Using a stand mixer fitted with the whisk attachment, whisk together the butter and one cup of powdered sugar. Add 1 tbsp of milk, the vanilla, and the cocoa powder and mix well. Add another tablespoon of milk and a cup of powdered sugar and mix well. Continue adding milk and powdered sugar until you've reached your desired taste and consistency (I usually stop at 3 cups of powdered sugar and end up with about 4 tbsp milk, moreso if using cream).