This French onion soup shouldn’t work — but somehow, it does.
Inspired by a 1927 Parisian recipe and adapted for modern kitchens, this version breaks tradition with Champagne, Camembert, and a silky liaison.
Full recipe, the original 1927 version, and historical context are available on our website:
https://www.foodnerdrockstar.com/recipes/madame-mados-champagne-onion-soup
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Ingredients 🧾
The soup 🍲
🧅 700 g yellow onions, sliced very thinly on a mandoline
🧈 40 g butter
🥂 250 ml brut Champagne
🌾 1 level tablespoon flour
🍖 700 ml hot beef stock
🍃 ½ bay leaf
🌶️ A pinch of cayenne
🌿 A pinch of cinnamon
🧂 Salt
⚫ Freshly ground black pepper
Cheese in the soup 🧀
🧀 50–60 g Camembert, rind removed
Liaison 🥚
🥚 2 egg yolks
🍷 60 ml Port wine
🥃 1 tbsp Cognac
Final touches ✨
🌰 20–25 g walnuts, roughly chopped
🌿 Finely chopped chives
The bread 🍞
🍞 4 thick slices rustic bread
🧈 20–25 g soft butter
🧀 100–120 g very creamy Camembert
⚫ Black pepper
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