Grandma'S Frosting - cooking recipe

Ingredients

1/2 c. milk
2 Tbsp. flour
1 cube butter
1/2 c. (scant) white sugar
1 tsp. vanilla

Preparation

Blend milk and flour until smooth.
Cook until thick.
Cool. Cream butter for 4 minutes.
Add sugar and vanilla.
Cream for 4 minutes.
Add flour mixture.
Beat for 4 minutes.