Directions:

1. In a large slow cooker, combine the three types of Chex cereal, pretzels, cheese crackers, and mixed nuts.

2. In a separate bowl, mix together the melted butter, Worcestershire sauce, garlic powder, onion powder, and salt.

3. Pour the butter mixture over the cereal mixture in the slow cooker and stir to coat evenly.

4. Cook on low for 3 hours, stirring every hour.

5. Spread the mixture out on paper towels or a baking sheet to cool.

6. Store in an airtight container for up to two weeks.