Pressure Cooker French Onion Soup Recipe | Recipe Cart | Recipe Cart

Ingredients

• 6 tablespoons unsalted butter, plus more for toasts (3 ounces; about 90g)
• 3 pounds yellow or mixed onions, sliced 1/8 inch thick (1.4kg; about 4 to 5 large onions) (see note)
• 1/2 teaspoon (2g) baking soda
• Kosher salt and freshly ground black pepper
• 1/2 cup (120ml) dry sherry, such as Amontillado
• 2 quarts (about 2L) homemade or store-bought low-sodium chicken stock
• 2 sprigs thyme
• 1 bay leaf
• 1 teaspoon (5ml) Asian fish sauce (optional)
• 1 teaspoon (5ml) cider vinegar
• 8 bowl-size slices rustic bread, toasted until crisp
• 1 medium clove garlic
• 1 pound (450g) Gruyère cheese, grated
• Freshly minced chives, for garnish