1 lb. confectioners sugar
1/2 c. cocoa
1/4 c. milk
1 stick butter
1/2 c. chopped nuts
1 tsp. vanilla

Place first 4 ingredients in a 3 quart mixing bowl. Microwave on high for 2 minutes. Stir to blend ingredients. Add nuts and vanilla; stir. Pour into buttered 8 inch square dish. Refrigerate until firm.