Ingredients
2 onions, cut into 1 inch dice
2 carrots, peeled and cut into 1 inch sticks
2 celery ribs, cut into 1/2 inch thick slices
1/2 red bell pepper, cut into 1 inch dice
1 small sweet potato, peeled and cut into 1 inch dice
8 white mushrooms, cleaned and quartered
4 large garlic cloves, whole and unpeeled
2 tbsp olive oil
6 cups vegetable broth, divided
1 can (15 oz) diced tomatoes, with their juices
1 tsp Kosher salt
1/2 tsp ground black pepper
1/2 tsp dried rosemary, crushed
1/2 tsp dried thyme
2 tbsp chopped fresh Italian flat leaf parsley
3 tbsp quinoa
Directions
Preheat the oven to 425 degrees
Toss the carrots, onions, celery, bell pepper, sweet potato, mushrooms, and garlic with olive oil on a rimmed sheet pan
Spread into an even layer and roast for 30 minutes (until veggies tender & lightly browned)
Scrape vegetables into a slow cooker
Pour 1 cup of the vegetable broth onto the sheet pan and scrape up any bits into the cooker
Add remaining 5 cups of broth, diced tomatoes, and spices
Cover and cook 2-3 hours on high (or 4-6 hours on low)
Stir in quinoa and cook for another hour
Stir in parsley and cook for additional 5 minutes