Peanut Butter Penuche

3/4 cup milk
1 pound light brown sugar
2 cups granulated sugar
12 ounces crunchy peanut butter
3 tablespoons Marshmallow Creme
2 teaspoons vanilla extract

Combine milk and sugars; boil for 3 minutes. Add peanut butter. Add Marshmallow Creme and vanilla extract; beat for a short time. Pour into a 9-inch square pan. Cut when firm.