How to Make Yummy Onion soup au gratin

Onion soup au gratin. Sprinkle a little bit of paprika over the top of each one. A classic French onion soup is not complete without its crown of bread and gratineed cheese. This method has the onions slow-cook in the oven, which, while time intensive, requires little effort.

Cook onions until they begin to soften. Saute the onion until they are light brown. Add the flour to the onions and mix in well. You can cook Onion soup au gratin using 7 ingredients and 4 steps. Here is how you cook it.

Ingredients of Onion soup au gratin

1. It's 2 dozen of Bermuda onions.
2. You need 2 tablespoons of flour.
3. You need 2 tablespoons of butter.
4. It's 11/2 quarts of strong beef stock.
5. Prepare of Salt pepper Parmesan cheese.
6. It's of Celery salt.
7. It's of Paprika.

Add the onions to a large stock pot and the rest of the ingredients and bring to a boil. Then reduce heat to a simmer. Heat the butter and oil in a large stockpot over medium-high heat. If the onions aren't browning, turn the heat up.

Onion soup au gratin instructions

1. Peel onions under water slice thin fry in butter until brown.
2. Add flour mixed with butter to onions.
3. Add stock cook in double boiler.
4. Serve hot with grated cheese and paprika.

Melt the butter in a large skillet over medium heat. Transfer to the prepared baking dish. In a medium bowl, stir together the beef broth and flour until smooth. This is an amazingly easy way to make classic French Onion Soup. The quality of your stock will determine the quality of the soup.