If you have twenty four hours to make this wonderful French onion soup recipe, it is highly recommended. Cooking in a slow cooker, or a crockpot, gives a wonderful depth of flavor to most recipes and cooking the onions slowly in the sherry overnight gives this dish a fantastic richness.
The combination of yellow onions, shallots, sweet onions, green onions, and leek adds plenty of variety to this onion soup recipe and the French onion soup cheese here is mozzarella and Provolone, although you could be more traditional and use Gruyere if you prefer.
This is a very easy recipe for French onion soup since you basically just add the ingredients to the slow cooker and let them cook. The timings are flexible. If you cook the soup for ten or twelve hours, rather than following the times in the recipe exactly, it will not make a lot of difference to the finished French onion soup.
Ingredients -
4 chopped shallots
3 chopped Vidalia onions
3 chopped yellow onions
5 minced cloves garlic
1 tablespoon brown sugar
1 chopped leek
1 bunch chopped green onions
3 tablespoons salt
2 tablespoons butter
⅓ cup plus 3 tablespoons dry sherry
6 cups beef broth
2 tablespoons freshly ground black pepper
5 cups chicken broth
10 slices toasted French bread, cubed
4 tablespoons beef base (good quality, no cubes)
10 slices Mozzarella
10 slices Provolone cheese
Preparation:
Combine the onions, garlic, leek, and shallots in a bowl with 3 tablespoons of the sherry and the sugar.
Put this mixture in a slow cooker with the butter and some salt and pepper.
Cover and cook on low overnight or for 8 hours.
Add the broth, beef base, the rest of the sherry and some more seasoning and turn the heat up to high.
Cook it for another 8 hours.
Just before, serving the French onion soup, preheat the broiler and ladle the soup into serving dishes.
Put the bread in the soup and top with a slice of mozzarella and a slice of Provolone.
Broil until the cheese is golden brown and then serve.
(Serves 10)
A lot of people received slow cookers as weddings gift a few decades back when they were all the rage but, unfortunately, a lot of them are relegated to the back of the cupboard, never to see the light of day! You might want to dust off your crockpot because for French onion soup, slow cookers are the ideal cooking method. Nothing blends flavors like slow cooking does, or makes the ingredients so juicy.
Onion soup is just one of hundreds of delicious recipes you can make in the crockpot. Onions can take forty-five minutes to caramelize on the stove, so they are going to take a long time to do so in the slow cooker. The slower you caramelize the onions, the juicier they get. If you are making French onion soup in a crockpot, make sure the onions are deep brown and very soft before adding the liquid.
If you have enjoyed making semi homemade slow cooker French onion soup, perhaps you fancy trying out more slow cooker soup recipes. There are lots of crockpot soups, which are as simple to create as a slow cooker French onion soup recipe. You can make mushrooms soup, tomato soup, chicken noodle soup and more in a crockpot. Any dish, which cooks well in a tightly covered pot on the stove, will come out beautifully in a slow cooker. Crockpot French onion soup is a great recipe to try first though.