Preheat oven to 350°F / 177°C / Gas Mark 4
Drizzle sliced Delicata squash with olive oil, salt and pepper.
Roast squash on parchment-lined baking sheet for 25 minutes, flipping halfway through. Set aside to cool when soft and cooked through.
Place walnuts on small baking sheet and toast in the oven for 7 - 8 minutes. Remove from oven and cool before roughly chopping. Set aside.
Whisk all ingredients for dressing together, then set aside.
Assemble salad - In a large bowl, place 8 ounces baby spinach, then top with slices of squash.
Add cooked farro and crumble cheese on top.
Sprinkle pomegranate arils over the salad and finish with chopped, toasted walnuts.
Drizzle dressing over the salad and serve immediately.