1 (16 oz.) jar dry roasted peanuts
3 tbsp. butter
1 can sweetened condensed milk
1/2 bag miniature marshmallows
1 (12 oz.) pkg. Reese's peanut butter chips

Put 1/2 of peanuts in 9x13 pan. Melt chips and butter over low heat in double boiler. Add condensed milk, stir until blended. Add marshmallows, stirring until fluffy and melted. Pour over peanuts in pan by spoonfuls to help spread. Top with remaining peanuts. Refrigerate until firm.