1/4 c. cocoa
2 tbsp. powdered sugar
2 tbsp. butter, softened
2 tbsp. warm water
1 pkg. Super Moist white cake
1 1/4 c. water
3 eggs
1 c. chunky peanut butter
1/2 c. brown sugar, packed

Heat oven to 350°F. Grease pan. Mix cocoa, powdered sugar, butter and 2 tablespoons water until smooth; reserve. Beat cake mix, 1 1/4 cups water, eggs, peanut butter and brown sugar in large mixing bowl on medium speed 2 minutes. Mix 1 1/2 cups batter and the reserved cocoa mix. Pour batter left in pan. Drop chocolate mix into batter. Swirl the batter with the back of a spoon. Bake 40-45 minutes. Cool.