French Onion Soup
A rich, comforting onion soup with a savoury depth, ideal for a cosy dinner.
- Total time
- 35min
- 10 prep, 25 cook
- Per serving
- 611kcal
- 19 g protein
- Difficulty
- Simple
- Ingredients
- £2.15
- average cost

Nutrition per serving
This French Onion Soup recipe contains 611 calories per serving, making it a hearty meal option. Each serving provides 19g of protein, 51g of carbohydrates, and 39g of fat, making it a good source of protein.
611kcal
Protein19g12% of calories
Carbs51g32% of calories
Fat39g56% of calories
- Fibre
- 5.9g
- Sugar
- 11.8g
- Saturated fat
- 17g
- Salt
- 4.9g
Ingredients
Servings
Method
0 of 10 done- Peel and thinly slice the onion.
- In a medium saucepan, heat the butter and olive oil over medium heat until the butter is melted.
- Add the sliced onion to the pan and cook slowly, stirring occasionally, until the onions are caramelised and golden brown (about 15 minutes).
- If using garlic, mince the garlic and add it to the onions for the last 2 minutes of cooking.
- Pour in the beef stock, add thyme, and bring to a gentle simmer. Let it cook for another 10-15 minutes.
- While the soup is simmering, preheat the grill. Toast the baguette slices on both sides until golden brown.
- Grate the Gruyère cheese and set aside.
- Season the soup with salt and black pepper to taste.
- Ladle the soup into an oven-safe bowl, place the toasted baguette slices on top, and sprinkle with grated Gruyère cheese.
- Place the bowl under the grill until the cheese is melted and bubbly. Serve hot.
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French Onion Soup: questions
- How long does it take to make French Onion Soup?
- This recipe takes 35 minutes in total - 10 minutes to prepare and 25 minutes to cook.
- Is French Onion Soup suitable for meal prep?
- French Onion Soup is a simple-level recipe that's great for lunch or dinner. With 19g of protein per serving, it's suitable for meal prep.
- What are the main ingredients in French Onion Soup?
- The key ingredients are Onion, Beef Stock, Butter. This recipe is part of our French cuisine collection.
- Is French Onion Soup healthy?
- This recipe contains 611 calories per serving with 19g of protein.
Recipe from MealMatcher.co.uk