1. In a large greased roasting pan, combine the popcorn, tortilla chips, cereal and nuts.
2. In a small saucepan, combine the remaining ingredients. Bring to a boil, stirring constantly. Pour over popcorn mixture and toss to coat.
3. Bake, uncovered, at 250° for 1 hour, stirring every 20 minutes. Cool on waxed paper. Store in an airtight container. Yield: 4-3/4 quarts.