In a large roasting pan (one with nice deep sides), mix cereal, crackers, pretzels, rye chips and nuts, set aside. Melt butter a small microwaveable bowl. Whisk in worcestershire sauce, seasoned salt, garlic powder, onion powder and cayenne pepper. Pour over cereal mixture and toss with a large spatula until evenly coated.
Place in oven and bake for 1 hour and 15 minutes, stirring every 15 minutes. Remove from oven and spread onto parchment paper (or paper towels) to cool for about 20 minutes before serving.
Notes
-Store in an airtight container for up to one week.