Ingredients

1 teaspoon butter1 cup peanut butter chips1 can (14 ounces) sweetened condensed milk, divided1 teaspoon vanilla extract, divided1 cup semisweet chocolate chips

Preparation

Line an 8-in. square pan with foil; butter foil and set aside.

In a microwave-safe bowl, combine peanut butter chips and 2/3 cup milk. Microwave on high for 1 minute; stir. Microwave at additional 15-second intervals, stirring until smooth. Stir in 1/2 teaspoon vanilla. Pour into prepared pan. Refrigerate for 10 minutes.

Meanwhile, in a microwave-safe bowl combine chocolate chips and remaining milk. Microwave on high for 1 minute; stir. Microwave at additional 15-seconds intervals, stirring until smooth. Stir in remaining vanilla. Spread over peanut butter layer.

Refrigerate for 1 hour or until firm. Using foil, remove fudge from pan. Cut into 1-in. squares.