Peanut Butter Swirl Bars - cooking recipe

Ingredients

1/2 c. peanut butter
1/3 c. margarine
3/4 c. brown sugar
3/4 c. sugar
2 eggs
2 tsp. vanilla
1 c. flour
1 tsp. baking powder
12 oz. pkg. chocolate chips

Preparation

Beat peanut butter, margarine and sugars until creamy.
Add remaining ingredients (except chips) and beat.
Pour into greased 9 x 13-inch pan and sprinkle chips on top.
Bake at 350\u00b0 for 5 minutes.
Remove from oven and marbleize bars with a knife. Return to oven for 25 minutes.