1 (12 oz.) pkg. semi-sweet chocolate chips
1 c. chunky peanut butter
3 c. miniature marshmallows
3/4 c. raisins

Foil line 8 inch square pan. Microwave chocolate and peanut butter 3 minutes on 60% or until melted. Fold in remaining ingredients; pour into pan and chill until firm. Makes approximately 2 dozen blocks.