Preheat oven to 300 degrees. In a large roasting pan combine cereal and nuts; set aside.
In a small saucepan, combine brown sugar, corn syrup, butter, cinnamon and ginger. Cook and stir over medium heat until butter is melted and mixture is smooth. Pour over cereal mixture. Stir gently to coat.
Bake for 30 minutes, stirring twice. Remove from oven. Spread mixture onto a large piece of buttered foil and let cool. Break into pieces and place in a bow. Stir in chocolate covered peanuts or raisins and chocolate pieces. Pleace in airtight container. Makes 16 cups.
To store: cover and store in an airtight container at room temperature up to one week.