
Classic French onion soup
- Published: 31 Oct 13
- Updated: 18 Mar 24
This classic French onion soup recipe is a comforting and hearty. Serve with gruyère cheese toasts.

-
Serves 6
-
Hands-on time 25 minutes, time on hob 1 hour 15 minutes
Ingredients
- 50g butter
- Splash of olive oil
- 12 large onions, finely sliced
- 8 fresh thyme sprigs
- Good splash of calvados
- 200ml dry white wine
- 1.5 litres fresh beef stock
- 6 slices of baguette
- 30g gruyère, grated, plus extra to serve
Method
- Melt the butter in a large frying pan with a good splash of olive oil, then gently fry the onions, finely for 10 minutes. Season with salt and pepper, cover with a lid and fry very gently for 30-40 minutes. Remove the lid and fry for a further 15 minutes until really soft and golden brown.
- Tip the caramelised onions into a large saucepan with the thyme sprigs, then add a good splash of calvados and the white wine. Simmer for 10 minutes, then add 1.5 litres fresh beef stock. Simmer for a further 30-40 minutes.
- Meanwhile, heat the grill. Top the baguette slices with the grated gruyère, then melt under the grill. Serve the soup with the toasts on top and extra grated gruyère.
- Recipe from November 2013 Issue
Nutrition
- Calories
- 433kcals
- Fat
- 11.7g (5.8g saturated)
- Protein
- 18.9g
- Carbohydrates
- 41.8g (16.2g sugars)
- Fibre
- 6.6g
- Salt
- 1.5g
Buy ingredients online
Rate & review
Rate
Reviews
Subscribe to our magazine
Food stories, skills and tested recipes, straight to your door... Enjoy 5 issues for just £5 with our special introductory offer.
Subscribe
Unleash your inner chef
Looking for inspiration? Receive the latest recipes with our newsletter