In a 6 quart kettle, melt the butter and mix in the marshmallows and let melt over low heat then add in the rice and mix until well combined.
Spread the the mixture in a greased 10 ½ x 15 ½ baking sheet.
Melt the chocolate chips and peanut butter in the microwave for 1 minute intervals until completely melted stirring after each minute.
Spread the chocolate and butter mixture over the rice krispies mixture and let cool.
Loosen all around with a metal spatula and roll starting on the long side.
Sprinkle the roll with seasonal sprinkles and slice to serve!
Watch How to Make Rice Krispies Roll Ups with a Little Chef:
Source : food.com