PREHEAT oven to 300ºF. Line 15x10x1-inch baking pan with foil; spray with cooking spray. Beat egg whites, sugar and hot sauce in large bowl with wire whisk until well blended. Add remaining ingredients; toss to evenly coat.
SPREAD evenly into prepared pan.
BAKE 30 to 35 min. or until cereal mixture is dry, stirring after 25 min. Cool completely. Store in covered container at room temperature.