Fluffernutter Crispy Rice Treats

1/4 cup unsalted butter, melted
10 ounces bag of regular marshmallows
1/2 cup creamy peanut butter
5 cups crispy rice creal
1 1/4 cup mini marshallows
1 - 10 oz. bag of Reese's peanut butter morsels
2 - 8 oz. bag of Reese's mini peanut butter cups

Melt 1/4 cup unsalted butter over medium heat. Add 10 oz. bag of regular marshmallows to butter and reduce to low heat. Stir until completly smooth. Remove from heat and quickly stir in 1/2 cup creamy peanut butter. Stir in 5 cups crispy rice cereal. Fold in 1 1/4 cup mini marshmallows. Line a 9 inch baking dish with parchment paper. Add rice mixture to dish, smoothing out the top. Melt 1 bag (10 oz.) Reese's peanut butter morsels over low heat and pour over top of treats. Top with 2 bags (8 oz. each) of Reese's Mini Peanut Butter Cups. Set aside to firm, about one hour. Cut into squares and serve.