Rocky Road Squares

1 (12 ounce) package chocolate chips
1 (14 ounce) can sweetened condensed milk
2 tablespoons butter
2 cups dry roasted peanuts
1 (10 1/2 ounce) bag miniature marshmallows

Melt chocolate chips, sweetened condensed milk and butter in microwave or double boiler.

Mix dry roasted peanuts and miniature marshmallows together in a large bowl. Fold in chocolate mixture. Spread in a 13 x 9-inch pan. Cool and cut into squares. Store in a covered container at room temperature.