In a large microwaveable bowl, add cereal; set aside. Line large rimmed baking sheet with parchment paper.
In a large microwaveable measuring cup, microwave sugar, brown sugar, butter and water uncovered for 1 to 1/2 minutes, stir after one minute, until melted and smooth.
Stir in baking soda until dissolved.
Pour over cereal, stirring until evenly coated.
Microwave cereal mixture uncovered for 3 minutes stirring every 30 seconds. Spread on baking sheet, cool for 15 minutes.
In a large bowl combine remaining ingredients. Stir in covered container.