Mary'S Mississippi Mud Brownies - cooking recipe

Ingredients

2 c. sugar
1 c. butter
4 eggs
1 1/2 c. flour
3 Tbsp. unsweetened cocoa
3 tsp. vanilla
1 c. chopped walnuts
3 c. miniature marshmallows
1 tsp. salt
1 tsp. baking powder
icing

Preparation

Melt sugar and butter together until creamy.
Beat in eggs, flour, salt and baking powder.
Blend in cocoa, vanilla and walnuts and combine thoroughly.
Spread batter into greased and floured 9 x 13-inch baking pan and bake at 375\u00b0 for 25 to 30 minutes or until brownies test done.
Remove from oven and while brownies are hot, cover with marshmallows.
Cover pan with foil and let stand 5 to 10 minutes or until marshmallows melt evenly over brownies; let cool on rack.
Meanwhile, prepare icing.