Whipped Cream Frosting - cooking recipe

Ingredients

4 Tbsp. flour
1 c. milk
1/2 c. shortening
1/2 c. margarine
1 c. sugar
1 tsp. vanilla

Preparation

Mix together flour and milk; cook until thick, stirring constantly.
Cool thoroughly.
Beat shortening, margarine, sugar and vanilla at high speed until creamy, about 5 minutes.
Add the cooled mixture and beat until fluffy.