1/4 c. butter
3 c. miniature marshmallows
3 c. Fruity or Cocoa Pebbles
1/3 c. creamy peanut butter

Melt butter and peanut butter in saucepan, stirring frequently. Add marshmallows and cereal. Stir until marshmallows start to melt. Remove from heat. Press mixture firmly into greased 8 inch square pan. Chill about 1 hour. Cut into squares.