Quick & Easy Double Decker Fudge

1 cup peanut butter chips
1 can (14oz) sweetened condensed milk, divided
1 tsp vanilla extract, divided
1 cup 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 one minute, until chips are melted and mixture is smooth when stirred.
Stir in 1/2 teaspoon vanilla; spread evenly into prepared pan.  In small microwave-save
bowl, place remaining sweetened condensed milk and chocolate chips; repeat above
microwave procedure,
stir in remaining 1/2 teaspoon vanilla; spread evenly over peanut butter layer.
Cover; refrigerate until firm.  Remove from pan.  Peel off foil, cut into squares.  Store
in refrigerator.  Makes 4 dozen pieces or 1 1/2-inch pieces.