1/4 cup (1/2 stick) margarine
1/2 cup peanut butter
1/2 lb. marshmallows
5 cups dry cereal (like Cheerios, Kix, or Trix)

Melt margarine, peanut butter and marshmallows over hot water. Place cereal in large bowl. Stir in peanut butter mixture. Blend well.

Spoon into greased 9x9-inch pan. Cool in pan. Cut into bars.

Makes 18 (1x3-inch) bars.