The Ultimate Peanut Butter and Chocolate Marshmallow Treats

Makes 16 bars

Ingredients

4

tabelspoons

(1/2 stick) unsalted butter, plus more for the pan

1

10-ounce

bag large marshmallows (about 6 cupes)

3/4

teaspoon

fine salt

1/3

cup

plus 1 tablespoon creamy peanut butter

6

cups

rice cereal (such as Rice Krispies)

3

ounces

semisweet chocolate, chopped

1 1/4

cup

(about 20) miniature chocolate peanut butter cups, chopped

Directions

1. Butter an 8-inch square baking pan. Line with 2 crisscrossed pieces of parchment, buttering in between and leaving and overhand on all sides; butter the parchment.
2. Melt the butter, marshmallows, salt, and 1/3 cup of the peanut butter in a medium pot over medium heat. Remove from the heat and stir in a rice cereal. Press into the prepared pan.
3. Place the chocolate and the remaining tablespoon peanut butter in a large microwave-safe bowl. Microwave on high in 30-second intervals, stirring in between, until melted. Spread on the bars. Sprinkle with the peanut butter cups. Let sit until the chocolate is set, 1 to 2 hours.
4. Holding the paper overhang, lift the bars out of the pan and transfer to a cutting board. Cut into 16 squares (4 rows by 4 rows).