Peanut Butter Rice Krispies Log

Time: about 10 minutes

1 (10 ounce) package large marshmallows
¼ cup butter
¼ cup peanut butter
5 ½ cups crispy rice cereal (such as Rice Krispies®)
1 ⅓ cups semi-sweet chocolate chips
¾ cup peanut butter chips

Grease a cookie sheet.

Melt marshmallows, butter, and peanut butter in a saucepan on the stove or in the microwave, stirring often.
When completely melted, stir rice cereal into marshmallow mixture until well coated; spread onto the prepared pan.
Melt the chocolate and peanut butter chips in a saucepan on the stove or in the microwave, stirring often. 
When melted, spread the chocolate mixture over the rice cereal mixture, leaving a 1-inch border around edges. Roll rice cereal mixture around chocolate filling, jelly-roll style and starting with the long side. Place roll, seam-side down, on a serving platter. Refrigerate until set, about 1 hour. Cut into narrow slices.