Place white chocolate chips and peanut butter into a microwave-safe bowl. Heat in the microwave in 30-second intervals, stirring until it is fully melted and smooth.
Pour the mixture into a 8-inch square baking dish. Place the chocolate chips into a microwave safe bowl and heat in the microwave in 30-second intervals, stirring until it is fully melted and smooth.
Pour the melted chocolate over the white chocolate mixture. Swirl with a knife. Refrigerate until the chocolate has completely set. Break into bars.
