Serve up fun all year long by serving up various mason jar salads. Learn the basics of assembling a salad in a jar below plus get tons of great recipes so you can give this one a go. Salads in a mason jar are a great way to eat healthier all year long. You can pack up any one of these salads for the ultimate work day lunch. Or pack a few and head off for a family picnic. Either way, we are here to help with tips, tricks, and recipes.