Snowy White Icing - cooking recipe

Ingredients

1/4 lb. butter
8 Tbsp. shortening
1 c. sugar
3 Tbsp. flour
2/3 c. milk
1 tsp. vanilla

Preparation

Cream well the butter, shortening and sugar.
One at a time add the tablespoon of flour, milk and vanilla.
Beat 12 minutes with electric mixer.