 And no wonder. It's the sugar rice treat that's just right sweet. Makes breakfast more fun than a circus. Now, the reason sugar crinkles suit young folks to a tee is this. Some sugar-coated cereals they've tried seem too sweet. Others don't seem sweet enough. But when they dip their first spoonful of sugar crinkles, mmm, they've discovered a sugar-coated cereal that's just right sweet.