01 - Preheat the oven to 400°F.
02 - In a large bowl, toss the diced carrots, parsnip, sweet potato, and beet with olive oil, salt, pepper, thyme, rosemary, and minced garlic until well coated.
03 - Spread the vegetables in a single layer on a baking sheet lined with parchment paper.
04 - Roast for 30 to 35 minutes, stirring once halfway through, until the vegetables are tender and slightly caramelized.
05 - Rinse the farro under cold water.
06 - In a medium saucepan, bring the vegetable broth to a boil. Add the farro, reduce the heat to low, cover, and simmer for 25 to 30 minutes until tender and the liquid is absorbed. Drain any excess liquid if necessary.
07 - Fluff the cooked farro with a fork and transfer to a large serving bowl.
08 - Add the roasted root vegetables to the grains and gently toss to combine.
09 - Taste and adjust seasoning as needed.
10 - Top with crumbled feta cheese and fresh parsley before serving, if desired.