If you're looking to amp up the indulgence factor of these double chocolate cereal bars, you could even mix through some mini marshmallows, crushed pretzels, butterscotch chips, or toffee bits.

Biting into these bars is an absolute treat—the satisfying crunch of the Rice Krispies cereal perfectly ... In 3-quart saucepan, melt the chocolate chips, butterscotch chips, peanut butter ...