This Mason jar grain salad is the perfect grab-and-go lunch. Building a salad in a Mason jar makes it easy to prepare and take along, keeping the ingredients fresh and crisp until you’re ready to enjoy it. This colorful salad layers together farro, bell pepper, beets and arugula, all of which offer fiber and antioxidants that can help lower inflammation in your body. White beans add some plant-based protein to help you stay satisfied throughout the afternoon.