Chocolate frosting

Ingredients:

• 1 stick (1/2 cup) unsalted butter
• 1/3 cup Cocoa powder(do not add more as it will make it a little bitter)
• 3 cups powdered sugar
• 1/3 cup milk
• 1 teaspoon vanilla extract

Preparation:

• Melt butter.
• Stir in cocoa.
• Alternately add powdered sugar and milk, beating to spreading consistency.
• Add small amount additional milk, if required.
• Stir in vanilla.
• About 2 cups frosting is ready.