Cook until thick flour and ... together until like whip cream the butter or shortening, confectioners ... electric mixer. Will frost two 9-inch layers.
Blend milk and cornstarch in ... thickened. Chill thoroughly. Cream butter, shortening, and sugar. Beat ... cream. Mixture will frost and fill a 9 inch layer cake.
Cook milk and flour until ... and let cool. Cream together butter or shortening, sugar ... high speed until frosting is like whipped cream. Then spread on baked cake.