01 -
Throw Cheerios, Chex, M&M's and pretzels together in a big bowl.
02 -
Heat white chocolate in the microwave with 30-second bursts, giving it a good stir each time, until smooth. Watch carefully so it doesn't burn.
03 -
Drizzle the melted chocolate all over the dry mix and fold until everything gets a nice coating.
04 -
Lay the mixture flat on parchment or wax paper and let it sit for at least 15 minutes until firm.