1. Line a large baking sheet or tray with parchment paper and place the Rice Chex cereal in a large mixing bowl.

2. In a microwave-safe bowl, combine the white chocolate chips, cream cheese, and butter. Microwave in 20-second intervals, stirring each time, until smooth.

3. Stir the strawberry gelatin powder and vanilla extract into the melted mixture until fully combined and evenly pink.

4. Pour the coating over the cereal and gently fold until the cereal is well coated.

5. Transfer the coated cereal to a large zip-top bag or container with a lid.

6. Add the powdered sugar and crushed freeze-dried strawberries, then shake gently until all the pieces are coated.

7. Spread the mixture onto the prepared tray and add the mini marshmallows and sprinkles.

8. Let the puppy chow cool completely, then break apart any clumps and serve.