Hint: It's not white sugar.

White sugar and brown sugar are pantry staples that can be used for everything from cookies and quick breads to salad dressings and sauces. Although the two are similarly sweet and have a grainy ...

Brown sugar shouldn't be solid, but it happens. You haven't used it in a while, and it lost some moisture. So when you pull it out of your cupboard to make cookies, you realize you have something ...