How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for French Onion Soup With Gruyère Toast?

You need 14 ingredients. The key ingredients include: 3 tablespoons olive oil, divided, 2 medium onions, sliced, 2 cups coarsely chopped mushrooms, 1 cup dry white wine (we tested with Chardonnay), and more.

Is French Onion Soup With Gruyère Toast suitable as soups & stews?

Yes, French Onion Soup With Gruyère Toast falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover French Onion Soup With Gruyère Toast?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

French Onion Soup With Gruyère Toast Recipe

Name: French Onion Soup With Gruyère Toast
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 tablespoons olive oil, divided; 2 medium onions, sliced; 2 cups coarsely chopped mushrooms; 1 cup dry white wine (we tested with Chardonnay); 3 (14 1/4-ounce) cans vegetable broth; 3 sprigs fresh parsley; 3 sprigs fresh thyme; 1 bay leaf; 1/2 teaspoon salt; 3 medium onions, sliced; 6 (1; Butter or margarine; 4 ounces Gruyere cheese, thinly sliced; 1/4 teaspoon freshly ground pepper

Warm up with this hearty French Onion Soup With Gruyère Toast recipe. Made with olive oil, onions, mushrooms and white wine. Easy step-by-step instructi…

This French Onion Soup With Gruyère Toast relies on simple, everyday ingredients such as olive oil, divided, medium onions, sliced, coarsely chopped mushrooms and sprigs fresh parsley. It comes together quickly and makes 4 servings, at about 290 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.

Updated Jun 30, 2026

Serves 4 Soups & Stews

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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French Onion Soup With Gruyère Toast

Tips for the best results

Variations & substitutions

My Personal Notes

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