Butterscotch Haystacks

1/4 cup butter
1/2 cup peanut butter
1 cup butterscotch chips
1 bag miniature marshmallows

Put butter and peanut butter in microwave proof bowl and microwave on HIGH for approximately 3 minutes. Remove and add butterscotch chips. Stir until melted and smooth. Add marshmallows. Stir until marshmallows are coated. Pour into wax paper-lined pan. Cool in refrigerator until set. Cut and serve!