Aunt Agnes' Caramel Icing - cooking recipe

Ingredients

3 c. sugar (reserve 2/3 c. for browning)
1 c. Pet milk
1 stick margarine
dash of salt
3 1/2 Tbsp. flour
1 tsp. vanilla

Preparation

Put 2/3 cup sugar in skillet on low heat and let brown.
In heavy saucepan, combine salt, flour and sugar; mix well.
Add milk and margarine; cook on low heat until margarine is melted and sugar is dissolved.
Add browned sugar and cook 1 minute really fast (on medium-high) or until soft ball stage.
(It might take a little longer.)
Be sure to stir constantly when adding sugar and cooking. Remove from heat.
Add vanilla.
Let cool a short time, then beat with mixer until thick.
If it gets too thick to spread, add warm milk, a teaspoon at a time.
Will ice 3 cake layers.