White Icing - cooking recipe

Ingredients

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

Preparation

Mix the first 3 ingredients in saucepan, gradually adding milk.
Let cool completely, stirring occasionally.
Cream together the shortening, butter and 1 cup sugar.
Add the vanilla.
Beat with mixer until glossy.
Beat well or will be grainy.
Frosts large 2-layer cake.
Keeps for several weeks in refrigerator.