1 lb. dark chocolate
1 lb. white chocolate
1 c. chunky peanut butter

Line 9x13 pan with foil. Melt dark candy. Spread in pan and let set on counter. Melt white candy and stir in peanut butter. Spread on top of dark candy. Run a knife through layers to create marble effect. Cut into squares. Place pan in refrigerator for 1/2 hour.