Lentil Soup - World's Greatest Pulse Dishes, Salads, Soups & Stews Recipe

Ingredients

• 1/2 kg large lentils
• 1 onion, grated
• 1/2 waterglass olive oil
• 2 cloves garlic
• 2 bay leaves
• 1 tbsp tomato purée
• salt
• vinegar for serving