/en/tags/onion-gratin-soup/Recent content in Onion-Gratin-Soup on Your Ultimate Guide to Wine Basics, Easy Bistro Recipes, and Wine PairingsHugo -- gohugo.ioenRengakanWed, 01 Apr 2026 02:15:00 +0900/en/bistro-recipe/comfort-food-authentic-french-onion-soup-gratinee/Wed, 01 Apr 2026 02:15:00 +0900/en/bistro-recipe/comfort-food-authentic-french-onion-soup-gratinee/<img src="/img/thumbnail/french-onion-soup-comfort-en.png" alt="Featured image of post Comfort Food: Authentic French Onion Soup Gratinee" /><p>French Onion Soup is the ultimate comfort food. Caramelizing the onions takes patience, but the resulting deep sweet broth is worth every minute.</p> <h2 id="ingredients-serves-2">Ingredients (Serves 2) </h2><ul> <li>Onions: 2 large (thinly sliced)</li> <li>Butter: 20g</li> <li>Beef or vegetable broth: 400ml</li> <li>Bay leaf: 1</li> <li>Salt and black pepper: to taste</li> <li>Baguette slices: 2 (toasted)</li> <li>Gruyère or shredded mozzarella cheese: 1/2 cup</li> </ul> <h2 id="instructions">Instructions </h2><ol> <li><strong>Caramelize</strong>: Melt butter in a heavy pot. Add onions and cook on low heat, stirring occasionally, for 30–40 minutes until deep brown and sweet.</li> <li><strong>Simmer</strong>: Add broth and bay leaf. Simmer for 15 minutes, then season with salt and pepper.</li> <li><strong>Assemble</strong>: Pour soup into oven-safe bowls, float toasted baguette slices on top, and cover generously with cheese.</li> <li><strong>Broil</strong>: Broil in a hot oven or toaster until the cheese is melted and bubbly brown.</li> </ol>