Grease a baking dish and lay down parchment paper.
Then in a bowl mix your cookie butter, chips, and shortening and melt in 20-second increments in the microwave until melted. Stir between each heat session.
Once melted stir in your cereal and mix until coated.
Then in a bag add your powdered sugar and Chex mix and shake until coated.
Pour into a baking dish and allow to dry for an hour. Then store in a container.