Sugar-Free Cereal That Tastes Like Your Childhood Favorites. Remember the carefree days of childhood, when you didn't have to worry about empty carbs and sugar crashes? Well, now you can have your cereal and eat it too. At Magic Spoon, we re-engineered that same great taste with grown-up ingredients for a game-changing cereal 2.0. Magic Spoon is a high-protein, keto-friendly, gluten-free cereal with 0g of sugar.