French Onion and Gnocchi Soup.

Bahan-bahan (6 porsi)

• 6 tablespoons butter (cubed)
• 4 sweet onions (thinly sliced)
• 2 cloves garlic (minced or grated)
• 2 tablespoons brown sugar
• 3 tablespoons all-purpose flour
• 1 1/2 cups red wine
• 2 quarts beef broth
• 1 tablespoon Worcestershire sauce
• 2 leaves bay
• 3 -4 fresh thyme sprigs (plus more for serving)
• pinch of pepper
• 16 ounces potato gnocchi
• 1 1/2 cups shredded gruyere cheese