Aunt Mary'S Chocolate Gravy

Ingredients:
- 1 c. sugar
- 3 Tbsp. flour
- 2 Tbsp. cocoa
- 1 3/4 c. milk
- 1/2 stick butter
- 1 tsp. vanilla

Directions:
- Combine sugar, flour and cocoa. Add milk. Cook until thick. Add butter and vanilla. Delicious over hot biscuits.