At Grumpy Bums, they believe kids don’t need to be denied sweet treats, so we’re here to give parents healthy snacking options that satisfy without the added sugar. Grumpy Bums offers a range of wholesome bake mix products where nearly everything is included in the one pack. We want to bring families together through baking, one muffin at a time – in a fun, foolproof and convenient way. Baking that is child’s play.