Healthy Onion Soup Recipes

In this genius slow-cooker soup recipe, two types of onions are caramelized for hours before adding a sherry-spiked broth. For a bistro-worthy presentation, ladle the soup into ovenproof crocks, top with the bread and cheese and broil.

Fans of French onion soup who love it for its caramelized onions, beefy broth and cheesy toast topping won't be disappointed with this recipe, which offers all those elements plus a hands-on time of only 20 minutes.

This French onion soup recipe uses two types of onions, yellow for sharpness and sweet for sweetness, for a more complex flavor. White wine and vermouth bring slight acidity, while thyme gives an earthy flavor. The thick, cheesy slices of whole-wheat bread soak up the delicious broth.

This vegetarian French onion soup is teeming with onions and shallots that caramelize and add sweet and savory flavor to the soup. Vegetable broth stands in for beef broth, but mushroom broth, with its dark color and earthy flavor, is also a good option.