Mile High Frosting - cooking recipe

Ingredients

1 c. milk
1/8 tsp. salt
1/2 c. flour
1 c. granulated sugar
1 stick margarine
1/2 c. Crisco shortening
1 tsp. vanilla

Preparation

Slowly add
milk to flour and salt in small saucepan to make a smooth
paste.
Cook
over
medium heat, stirring constantly, until thick.
Cool completely (may be refrigerated). If mixture becomes lumpy, beat until smooth.
In small bowl of electric mixer,
cream
sugar, shortening and margarine until fluffy.
With mixer running at slow speed, add flour mixture a tablespoon at
a time.
Add\tvanilla
and
beat at high speed until stiff and fluffy.