Prepare two half sheet pans with parchment paper; set aside.
In a large bowl, combine the chex, popcorn, pretzel sticks and lucky charm cereal.
In a small microwave safe bowl, melt the white chocolate and coconut oil; Melt for 30 secon increments stirring in between until melted and smooth.
Pour the white chocolate over the cereal mixture and gently stir until all pieces are coated in white chocolate.
Slowly add the sprinkles to the mixture, stirring the cereal mixture in between to coat all the pieces in sprinkles.
Pour the mixture onto the prepared baking sheet and spread out to allow the white chocolate to harden.
Transfer the Party Snack Mix to a serving bowl or store in an air tight container until ready to serve!