Aunt Arlene'S Chocolate Frosting - cooking recipe

Ingredients

1/2 c. sugar
1 1/2 Tbsp. cornstarch
1 sq. chocolate, shaved
pinch of salt
1/2 c. boiling water
1 1/2 Tbsp. butter
1/2 tsp. vanilla

Preparation

Mix sugar and cornstarch.
Add chocolate and salt.
Pour in water.
Cook until thick enough to spread.
Remove from heat.
Add butter and vanilla.
Spread on cake while hot.