Preheat oven to 300°F. In a large roasting or baking pan, combine cereals, crackers, pretzels, and peanuts.
In a small bowl, whisk together melted butter and hot sauce until blended. Drizzle over cereal mixture and stir well to coat. Sprinkle on ranch seasoning and stir again.
Bake for 1 hour, stirring every 15 minutes.
Let cool completely, then store in an airtight container.
Nutrition information is an estimate based on online calculators and provided as a courtesy. Any nutritional information should be used as a general guideline only.