Snack Mix Squares

Directions

1. 1
   In a large bowl, combine the pretzels, cereal and M&M's.
2. 2
   In a large saucepan over low heat, melt butter and peanut butter.
3. 3
   Add marshmallows; cook and stir until marshmallows are melted and mixture is smooth.
4. 4
   Pour over pretzel mixture; stir to coat.
5. 5
   Press into a greased 13x9 inch baking pan.
6. 6
   Cool until firm; cut into squares.