Creamy Frosting - cooking recipe

Ingredients

1/2 c. flour
1 c. milk
1/2 c. margarine or butter
1/2 c. shortening
1 c. sugar

Preparation

Cook flour and milk over low heat and stir until thickened. Set aside to cool.
Combine shortening, sugar and margarine and beat on high for 4 minutes until creamy.
Add cooled flour and milk mixture and beat all together another 4 minutes with a little vanilla, if desired.
Can add any food color.