White Wine Soup | Saveur

Ingredients

• 2 tbsp. unsalted butter, plus extra butter for toast
• 1 medium onion, finely chopped
• 3 cups strong beef stock
• 1 1⁄4 cups Savoyard white wine, or other light, dry white wine
• 1 small carrot, peeled and thinly sliced
• 1 bay leaf
• 2 sprigs thyme
• 4 large slices French country bread
• 6 large egg yolks
• 1 1⁄4 cups crème fraîche
• Salt and freshly ground black pepper