Roasted Red Onion and Garlic Soup

I found this recipe in Splendid soups by James Peterson. It is very easy and so delicious!!!

• Ready In: 1 hr 35 mins
• Serves: 4

Ingredients

• 4 -6  large red onions, peeled, hairy root end cut off and quartered
• 1  head garlic, peeled
• 2  tablespoons olive oil
• 3  cups chicken broth
• 1⁄2 cup heavy cream
•  salt
•  pepper
• 1  tablespoon  balsamic vinegar

Directions

1. Preheat oven to 425°F.
2. Toss onion & garlic with olive oil in roasting pan ( make sure they fit comfortably, not too much space in between or else they'll burn).
3. Roast for 1 1/2 hours, stirring every 15 minutes. Onions should be evenly carmelized.
4. Put roasting pan on top of stove at Medium heat, pour in 2 cups of broth. Scrape bottom of pan to remove any bits.
5. Transfer to blender, working in batches, puree about 1 minute. Then put finished batch in new pot with remaining broth.
6. Add cream, salt and pepper to taste, and balsamic vinegar.