1 (6 oz.) pkg. butterscotch chips
1 (12 oz.) pkg. chocolate chips
1 c. chunky peanut butter
1 c. walnuts, chopped
3 c. miniature marshmallows

Melt chips in large pan over low heat (do not boil). Add peanut butter and stir. Remove from heat; add nuts and marshmallows. Mix well. Pour into buttered 9 x 13 inch pan. Refrigerate. When cool, cut in squares.