1 (10 ounce) package miniature marshmallows
1 (12 ounce ) package semi-sweet chocolate chips
1 cup smooth peanut butter
1 cup butter
- Butter 13×9 dish.
- Spread marshmallows in an even layer in buttered dish.
- Place remaining ingredients in a medium saucepan over low heat.
- Stir until melted.
- Swirl mixture through marshmallows making certain that all marshmallows are coated with chocolate mixture.
- Chill overnight before cutting.
- Store in refrigerator.