Le Cafe Ile St. Louis Onion Soup Gratinee

Le Cafe Ile St. Louis is located in the Paris in Las Vegas.  What is better than a hot bowl of onion soup with melted cheese over the top?

bowl of french onion soup

Le Cafe Ile St. Louis Onion Soup Gratinee

Recipe source: Le Cafe Ile St. Louis

bowl of french onion soup

Le Cafe Ile St. Louis Onion Soup Gratinee – this is a new take on the classic French Onion Soup.

Make a bowl the Le Cafe Ile St. Louis Onion Soup Gratinee at home. 
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Course: Soup
Cuisine: French
Keyword: French Onion Soup
Prep Time: 20 minutes
Cook Time: 40 minutes
Total Time: 1 hour
Servings: 10
Calories: 370kcal


  • 1 pound sliced onion
  • 2 ounces butter
  • 4 ounces white wine
  • 1/2 gallon chicken stock
  • 1/2 gallon beef stock
  • 1 sprig thyme
  • 1 bay leaf
  • 1 loaf French Bread sliced and toasted
  • 1/2 pound shredded Gruyere cheese
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper


  • In a hot skillet, add butter and onions. Caramelize the onions. Deglaze with 4 ounces white wine and reduce. Add the chicken stock, beef stock, thyme, and bay leaf. Bring to a boil and simmer for 30 minutes. Adjust taste if needed. Pour soup into bowl and cover with the toasted bread and cheese. Place under broiler until cheese is melted and golden brown.


Calories: 370kcal | Carbohydrates: 36g | Protein: 20g | Fat: 15g | Saturated Fat: 8g | Cholesterol: 42mg | Sodium: 1202mg | Potassium: 692mg | Fiber: 1g | Sugar: 7g | Vitamin A: 370IU | Vitamin C: 3.9mg | Calcium: 281mg | Iron: 2.6mg

About Stephanie Manley

I recreate your favorite restaurant recipes, so you can prepare these dishes at home. I help you cook dinner, and serve up dishes you know your family will love. You can find most of the ingredients for all of the recipes in your local grocery store.

Stephanie is the author of CopyKat.com's Dining Out in the Home, and CopyKat.com's Dining Out in the Home 2.

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