Easiest French Onion Soup

Total Time: 10 hrs 40 mins Preparation Time: 40 mins Cook Time: 10 hrs

Ingredients

• Servings: 4
• 6 large yellow onions
• 3 tablespoons olive oil, plus extra
• olive oil, for brushing
• 1 (14 ounce) can chicken broth
• 1 (10 1/2 ounce) can beef broth
• 2 tablespoons marsala (optional) or 2 tablespoons red wine (optional)
• 4 -6 slices french bread
• 8 ounces gruyere cheese, cut into slices

Recipe

• 1 peel and thinly slice the onions by hand or in a food processor. put in the slow cooker and toss with olive oil. cover and cook for 9 to 10 hours on high.
• 2 add both the broths and marsala, if using; add no water or salt. cover and continue to cook on high until hot, 15 to 30 minutes.
• 3 meanwhile, preheat the oven to 400 degrees f. put the bread slices on a baking sheet and brush with olive oil or leave plain. bake until golden brown around the edges, about 10 minutes. set aside.
• 4 ladle the soup into individual ovenproof soup bowls and place on a baking sheet. top each bowl full of soup with a toasted bread slice and cover with a slice of the gruyere. adjust the oven rack to comfortably fit the bowls under the broiler with at least 4 inches to spare. turn on the broiler and slide the soups under the flame; broil until the cheese is melted and bubbly, 1 to 2 minutes.