3/4 cup baking cocoa
1/2 tsp. baking soda
2/3 cup butter, melted and divided
1/2 cup boiling water
2 cups sugar
2 eggs
1 ~ 1/3 cup all ~ purpose flour
1 tsp. vanilla extract
1/4 tsp. salt
1/4 cup semi ~ sweet chocolate chips
One Bowl Butter cream Frosting
Heat oven to 350°. Grease or spray with any cooking spray, a 13x9x2 ~ inch baking pan or two 8 inch square baking pans.
Stir together cocoa and baking soda in a large bowl; stir in 1/3 cup melted butter. Add boiling water; stir until mixture thickens. Stir in sugar, eggs and remaining 1/3 melted butter: stir until smooth. Add flour, vanilla and salt: blend completely. Stir in chocolate chips. Pour into prepared pan.
    Bake 35 to 40 minutes for rectangular pan, 30 to 35 minutes for square pans or until brownies begin to pull away from sides of pan. Leave in pan and cool completely on a wire rack. Frost with Butter cream frosting. Cut into squares. Makes about 36 brownies
One Bowl Butter cream Frosting;
6 T. butter or margarine, softened
2 ~ 2/3 cups powered sugar
1/2 cup cocoa
1/3 cup milk
1 tsp. vanilla extract; Beat butter in medium bowl. Add powdered sugar and cocoa alternating with milk, beat until spreading consistency { additional milk may be needed }. Stir in vanilla. Makes about 2 cups frosting.