1 cup milk
1/4 cup flour
dash of salt
1 cup sugar
1/2 cup margarine
1/2 cup vegetable shortening such as Crisco
1 teaspoon vanilla
In saucepan, cook milk, flour and salt until thick. Cool well. In small mixing bowl add sugar, margarine and shortening. Beat well with electric mixer. Add flour mixture and 1 teaspoon vanilla. Beat until it is fluffy and stiff like whipped cream.