1/4 c. butter
10 oz. pkg. (about 40) regular marshmallows or 4 c. miniature marshmallows
6 c. Cocoa Krispies
1 c. peanut butter chips
1/2 c. chopped pecans (optional)

Grease 13 x 9 pan. In large saucepan, melt butter and marshmallows over low heat, stirring occasionally. Remove from heat; stir in cereal, chips and nuts until well coated. Press into prepared pan. Cool. Cut into bars.