In a large bowl, combine first 5 ingredients; set aside. In a microwave-safe bowl, heat chips and oil on medium-high for 2 minutes, stirring once. Microwave on high for 10 seconds; stir until smooth. Pour over cereal mixture and mix well. Spread onto three waxed paper-lined baking sheets. Cool; break apart. Store in an airtight container. Yield: 5 quarts