How to Make It
Bring 4 cups water to a boil in a small saucepan. Add green beans; cook 3 to 5 minutes or until crisp-tender. Drain, and rinse well with cold water; drain.
Combine vinegar, oil, mustard, salt, and pepper in a medium bowl, stirring with a whisk. Heat farro according to package directions. Add farro, kale, tomatoes, and green beans to dressing; toss well. Sprinkle with cheese.