Chocolate And Butter Frosting. Its important to sift the powdered sugar and cocoa powder or the frosting will be grainy. Mix in cocoa powder.
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Mix in cocoa powder. In the bowl of a stand mixer or using a handheld electric mixer beat butter at high speed for three minutes until light and fluffy. Gradually add milk remaining 14 cup cocoa powder and vanilla extract.
Use a piping bag and icing tip 1M to swirl the frosting.
Milk and vanilla extract can be combined before beating into frosting. Mix in cocoa powder. Beat on high for a 3-4 more minutes until the frosting is light and fluffy. Slowly add the powdered sugar and whipping cream to the butter mixture a little at a time while beating.