Instructions

1. In a microwave safe bowl; combine white chocolate chips with 5 Tablespoons sweetened condensed milk.
2. In a separate bowl; combine dark chocolate chips with remaining sweetened condensed milk.
3. Line a square 9x9 pan (or 8x8) with foil or parchment paper and generously grease with butter or shortening.
4. Microwave dark chocolate 30 seconds, stir. Microwave 15 seconds then stir vigorously until chocolate is smooth. Transfer mixture into prepared pan and spread into an even layer.
5. Microwave white chocolate 30 seconds. Stir until smooth. Spread mixture on top of dark chocolate layer. (This will take some finesse to spread into a thin layer)
6. Top with mini marshmallows then gently press down.
7. Refrigerate at least 6 hours to set.
8. Remove fudge and foil from pan. Carefully peel all foil from fudge.
9. Cut fudge into bite sized pieces and serve.