1 c. all-purpose biscuit baking mix
1/2 c. sugar
1/4 c. Hershey's cocoa
3/4 c. milk, divided
1/3 c. butter, melted
3/4 c. Hershey's Chocolate Shoppe topping, divided
1 tsp. vanilla extract
1 c. Hershey's semi-sweet chocolate chips, divided
3/4 c. hot water

Heat oven to 350 degrees. Grease 8-inch square baking pan. In medium bowl combine baking mix, sugar and cocoa. Stir in 1/2 cup milk, butter, 1/2 cup topping and vanilla until blended. Stir in 1/2 cup chocolate chips.