Appetizers,  Recipe

French Onion Soup Crostini

These little bites are pure Parisienne heaven! Inspired by Beth’s trip to Paris, these crostini are covered with caramelized onions cooked down with red wine and beef stock then topped with  and gruyere cheese. 

Share on facebook
Share on twitter
Share on linkedin
Share on pinterest
Share on email
Share on google
Print Recipe
No ratings yet

French Onion Soup Crostini

A bite of heaven, Parisian style.
Prep Time15 minutes
Cook Time35 minutes
Total Time50 minutes
Course: Appetizer
Cuisine: French
Keyword: cheese, gruyere, onions
Servings: 12
Calories: 167kcal


  • 2 tbsp olive oil
  • 2 tbsp butter unsalted
  • 3 yellow onions sliced thinly
  • 2 tsp garlic minced
  • 1/2 tsp thyme dried
  • salt and pepper to taste
  • 1/2 cup red wine
  • 2 tbsp all purpose flour
  • 1 cup beef stock
  • 1 french baguette sliced thinly
  • 1 cup gruyere cheese shredded
  • parsley or thyme for garnish


  • Heat the oil and butter in a large skillet over low to medium heat.
  • Add the onions and cook them down slowly until starting to brown, about 25 minutes.
  • Add the garlic, dried thyme, salt and pepper. Cook until fragrant, one minute.
  • Add red wine and cook down until the liquid is gone.
  • Add the flour and stir. Brown for 2 minutes.
  • Add the beef stock. Cook down until thickened, about 5 minutes.
  • Turn the oven broiler on high.
  • Line a baking sheet with aluminum foil and spread the sliced baguette pieces out.
  • Broil the bread until it just starts to turn golden. Pull from the oven.
  • Carefully divide the cooked down onions over the bread slices. Sprinkle with shredded cheese
  • Broil until the cheese has melted, about 1 minute.
  • Serve immediately. Enjoy!


Sodium: 223mg | Calcium: 138mg | Vitamin C: 2mg | Vitamin A: 167IU | Sugar: 2g | Fiber: 1g | Potassium: 126mg | Cholesterol: 17mg | Calories: 167kcal | Trans Fat: 1g | Saturated Fat: 4g | Fat: 9g | Protein: 6g | Carbohydrates: 15g | Iron: 1mg

If you like this recipe, check out the book that inspired it!


You can buy The Queen’s Gambit here from Amazon or you can also choose to support local bookstores by purchasing it from Bookshop.

The Queen’s Gambit Book Review ~ Chess Moves that Moved Me

Other Recipes for The Queen's Gambit

Chessboard Cake
Russian Baby Potato Bites
Mexican Bean Dip Cups

Leave a Reply

%d bloggers like this: