Creamy Double-Decker Fudge
["1 c. Reese's peanut butter chips", "1 (14 oz.) can Eagle Brand milk", "1 tsp. vanilla extract", "1 c. (6 oz.) Hershey's semi-sweet chocolate chips"]
["In a 2 cup glass measuring cup with handle, combine peanut butter chips and 2/3 cup Eagle Brand milk; cook on High in microwave for 1 to 1 1/2 minutes or until chips are melted and mixture is smooth.", "Stir in 1/2 teaspoon vanilla; spread evenly into foil-lined 8-inch square pan.", "In 2 cup glass measuring cup, combine remaining Eagle Brand milk and chocolate chips; repeat preceding procedure.", "Stir in remaining 1/2 teaspoon vanilla; spread evenly on peanut butter layer.", "Chill 2 hours or until firm.", "Turn onto cutting board; peel off foil and cut into squares.", "Store covered in refrigerator."]
["butter chips", "milk", "vanilla extract", "chocolate chips"]