If so, you may already know what scientists have discovered. Not only are leftovers a timesaver and a boon to the family budget, they actually taste better on that second or third day. Why? Chemical reactions continue long after food is cooked, releasing more amino acids, and increasing the flavor and mouthfeel of a good, home-cooked meal. Share this with your family the next time somebody groans, “Aw, leftovers?””