Rinse the farro grains. Combine them with 3 cups of water in a pot and bring to a low boil for about 15 minutes. Cook until al dente. Drain and set aside.
Peel off the outer layers of the sprouts and trim off the ends. Cut them in half lengthwise and then slice thinly crosswise.
Combine the Brussels sprouts, kale, zest, and Craisins and set aside.
Prepare the dressing by whisking the lemon juice, olive oil, pepper, and salt to taste.
Mix half of the dressing into the Brussels sprout mixture and mix the other half into the farro.
Arrange the farro, Brussels sprouts mix, carrots and a dollop of yogurt into 4 bowls.