Easy Caramel Icing - cooking recipe

Ingredients

1 c. packed light brown sugar
1/4 tsp. salt
1/4 c. evaporated milk
1 lb. box 4x sugar
1 Tbsp. vanilla
1 stick margarine

Preparation

Melt margarine in saucepan.
Add brown sugar and salt.
Bring to a boil.
Add evaporated milk, stir.
Return to a boil.
Remove from burner and add 2 cups 4x sugar, stirring until spreading consistency.
Add more milk or sugar as needed for spreading consistency.
Will frost 3-layer cake.