French onion soup (soupe a l'oignon) | Rainbow Cooking

Ingredients

• 1 tablespoon (15 ml) olive oil
• 6 large onions, finely sliced
• 2 cloves of garlic, crushed
• 3 tablespoons (45 ml or approximately 25 gram) flour
• 750 ml (3 cups) beef stock
• 250 ml (1 cup) red wine
• Sea salt and freshly ground pepper
• 16 slices of French bread, each about 2 cm thick
• 100 grams grated cheese (Gruyere, or a good cheddar)