1In large microwavable bowl, mix cereals, sunflower nuts and edamame.
2In small microwavable bowl, mix corn syrup, mustard and garlic salt. Microwave uncovered on High about 1 minute or until mixture boils. Pour over cereal mixture; toss to coat.
3Microwave uncovered on High 3 to 4 minutes, stirring every minute, until slightly toasted. Spread mixture on waxed paper to cool.