01 - Set the oven to 400°F to prepare for roasting vegetables.
02 - Combine farro and vegetable broth in a medium saucepan, bring to a boil, reduce heat, cover, and simmer for 25 to 30 minutes until tender. Drain any excess liquid.
03 - Toss butternut squash, mushrooms, and red onion with olive oil, salt, and pepper. Spread evenly on a baking sheet and roast for 20 to 25 minutes, stirring once, until golden and tender.
04 - Whisk together maple syrup, apple cider vinegar, Dijon mustard, and thyme leaves in a small bowl until well combined.
05 - In a large bowl, mix the cooked farro with the roasted vegetables. Drizzle with the maple glaze and toss to coat evenly.
06 - Transfer the mixture to a serving dish and garnish with toasted pecans and chopped parsley if desired. Serve warm.