Heat oven to 250.
In a large pan melt:
6 Tbsp butter
Add:
2 Tbsp Worcestershire Sauce
3/4 tsp garlic powder
1 1/2 tsp seasoned salt
1/2 tsp onion powder
Combine in a very large bowl:
1 c peanuts/ cashews
1/2 c small pretzels
4 c corn chex cereal
3 1/2 c rice chex cereal
3 c wheat chex cereal
Add to pan.
Bake @ 250, for 1 hour, Stirring every 15 minutes.
Store covered at room temp.