How To Make The Best French Onion Soup

Mr. Make It Happen

Video Stats

Host: Mr. Make It Happen
Published: Jun 17, 2025
Views: 25.5k

Recipe Overview

Prep: 30 min
Cook: 120 min
Difficulty: Advanced
Serves: 4

Overview

French onion soup is a timeless classic that warms the soul, especially during the colder months. The process begins with the labor-intensive task of caramelizing onions, which transforms their natural sugars into a sweet, rich flavor that forms the backbone of the dish. As the onions cook down, they release moisture, creating a beautiful golden color that signals they are ready for the next steps.

Once the onions are perfectly caramelized, the addition of roasted beef bones and a good-quality beef broth elevates the soup to new heights. The depth of flavor is further enhanced with a splash of bourbon or red wine, which adds a delightful complexity. This soup is not just about the broth; it’s about layering flavors and textures, especially when topped with crusty bread and melted cheese.

The final touch is the broiling of the cheese-topped bread, which creates a bubbly, golden crust that contrasts beautifully with the rich soup underneath. Each spoonful is a comforting blend of savory broth, sweet onions, and gooey cheese, making it a perfect dish for gatherings or a cozy night in. This recipe is sure to impress anyone who tries it, and it’s a wonderful way to showcase the beauty of simple ingredients transformed through careful cooking.

Recipe Details

Steps & Tips

01:01

Tip: Roasting bones adds deep flavor to the stock.

1
01:02

Coat oxtail bones with olive oil and salt, then roast in a 425° oven until golden brown.

2
01:18

Roughly chop carrots, celery, and cut garlic head in half, then add to the roasting pan.

3
02:28

Thinly slice 3 lbs of onions and set aside.

4
03:01

Melt half a stick of butter in a heavy pot or Dutch oven.

5
03:20

Add sliced onions to the pot and stir occasionally.

03:39

Tip: Add salt and sugar to speed up the caramelization process.

04:09

Tip: Use low-sodium beef broth for better flavor control.

6
04:11

Pour in 3 quarts of beef broth and add roasted vegetables and bones.

7
04:40

Let the mixture simmer for about 1-2 hours.

05:02

Tip: Wait for liquid to evaporate before caramelizing onions for better color.

06:00

Tip: Cook off alcohol from bourbon or wine to enhance flavor.

8
06:05

Add cherry wine to the pot and cook off the alcohol.

9
07:00

Let the soup simmer for another 30 minutes.

07:02

Tip: Taste and adjust seasoning as needed before serving.

10
07:18

Melt butter and mix with garlic pepper seasoning, then coat the bread.

11
08:05

Place the coated bread in the oven at 425° until golden brown.

12
08:15

Ladle soup into bowls, add cheese, and top with toasted bread.

08:41

Tip: Use flavorful seasonings on the bread for added taste.

09:21

Tip: Ensure a good balance of soup, cheese, and bread in each serving.

13
09:59

Broil the assembled soup until the cheese is melted and bubbly.

14
10:08

Garnish with parsley and Parmesan before serving.

Ingredients

Serves: 4
Bourbon2 oz
Gruyere Cheeseto taste
Parmesan Cheeseto taste
Breadto taste
Carrot1
Celery1
Garlic1 head
Allergen Alerts

Ingredient: Dairy

    → Substitution: Almond Milk

Ingredient: Gluten

    → Substitution: Gluten-Free Bread

Nutrition

Calories
450
kcal per serving
Protein
10
per serving
Carbs
40
per serving

Skill Level

Skill Level Advanced
Beginner Intermediate Advanced

Frequently asked questions

Below you will find answers to the most common questions about this recipe.

Got a Recipe Question? Ask Away!

Interesting Tidbits

  • Caramelizing onions requires patience but results in a deep, sweet flavor.
  • Using a mix of beef broth and roasted bones enhances the soup's richness.
  • Bourbon or wine can add complexity to the flavor profile of French onion soup.
  • The key to a great French onion soup is the balance of flavors from the broth, onions, and cheese.