1 c. Reese's peanut butter chips
1 (14 oz.) can Eagle Brand sweetened condensed milk, divided
1 tsp. vanilla extract, divided
1 c. semi-sweet chocolate chips

Line 8-inch square pan with foil. In small microwave-safe bowl place peanut butter chips and 2/3 cup sweetened condensed milk. Microwave at High 1 to 1 1/2 minutes, stirring after 1 minute, until chips are melted and mixture is smooth when stirred. Stir in 1/2 teaspoon vanilla. Spread evenly into prepared pan. In microwave-safe bowl place remaining sweetened condensed milk and chocolate chips. Repeat above microwave procedure. Stir in remaining 1/2 teaspoon vanilla. Spread evenly on peanut butter layer. Cover, chill until firm. Cut into 1-inch squares. Cover and store in refrigerator.