Peanut Butter Swirl Bars - cooking recipe

Ingredients

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

Preparation

Mix together first 4 ingredients.
Add eggs and vanilla.
Mix together flour and baking powder and add to batter.
Spread in greased 9 x 13-inch pan.
Sprinkle chocolate chips on top.
Place in 350\u00b0 oven for 5 minutes.
Remove from oven and run a knife through to marbleize.
Return to oven for 20 to 25 minutes.
Do not overbake.