Peanut Butter Swirl Bars
["1/2 c. crunchy peanut butter", "1/3 c. softened butter", "3/4 c. brown sugar", "3/4 c. white sugar", "2 eggs", "2 tsp. vanilla", "1 c. flour", "1 tsp. baking powder", "1/4 tsp. salt", "1 (12 oz.) pkg. Nestle chocolate chips"]
["In large bowl, combine peanut butter, butter, brown sugar and white sugar.", "Beat until creamy.", "Gradually beat in eggs and vanilla.", "Add flour, baking powder and salt.", "Blend well.", "Spread into greased 13 x 9 x 2-inch pan.", "Sprinkle chocolate chips over top.", "Place in 350\u00b0 oven for 5 minutes; remove and run knife through to swirl; bake another 15 to 20 minutes."]
["crunchy peanut butter", "butter", "brown sugar", "white sugar", "eggs", "vanilla", "flour", "baking powder", "salt", "chocolate chips"]