Cooked Cocoa Frosting

Cook together:

• 1 cup milk
• 1/2 cup flour

Stir over medium low heat until smooth and thick.  Cool completely before proceeding to the next step.

Then add:

• 1/2 pound butter; softened
• 1/2 pound shortening ( ½ cup)
• 1 cup powdered sugar
• 1 teaspoon vanilla extract
• 3 tablespoons dutch-process cocoa

Mix on high speed with mixer until light and fluffy.  Chill until firm and spreadable.