Chocolate Sauce - cooking recipe

Ingredients

1 c. white sugar
1/4 c. cocoa
1 Tbsp. cornstarch
1/8 tsp. salt
1 c. water
1 Tbsp. butter
1/2 tsp. vanilla

Preparation

Mix the dry ingredients and stir in the water.
Boil until the sauce thickens, stirring constantly.
Remove from heat and add vanilla and butter.
Serve hot or cold.