Chocolate Fudge Sauce - cooking recipe

Ingredients

1 c. sugar
1/3 c. cocoa
2 Tbsp. flour
1/4 tsp. salt
1 c. boiling water
1 Tbsp. butter
1/2 tsp. vanilla

Preparation

Mix sugar, cocoa, flour and salt in a small saucepan.
Slowly add 1 cup boiling water and 1 tablespoon butter.
Cook over low heat, stirring constantly, until it thickens.
Remove from heat. Add vanilla.