French Onion Soup

Ingredients (10)

• + 3 tablespoons butter add to pantry
• ✓ 3 onions, thinly sliced
• ✓ 2 tablespoons water
• + 2 ½ tablespoons all-purpose flour add to pantry
• + 6 ⅓ cups chicken stock add to pantry
• + ⅓ cup white wine add to pantry
• + ½ teaspoon salt add to pantry
• ✓ ¼ teaspoon ground black pepper
• + 6 (1/2 inch) slices French baguette add to pantry
• + ½ cup shredded Gruyère cheese add to pantry