Red Lentil, Tomato & Rosemary Soup with Goat's Cheese Toastie - Gourmet Gurus, Mains, Salads, Soups

Ingredients

• 2 tbsp olive oil
• 1 onion, finely diced
• 1 carrot, diced
• 2 cloves garlic, crushed
• 1 10 cm sprig of fresh rosemary, leaves very finely chopped (or thyme or tarragon)
• 1 - 2 fresh chillis, very finely chopped, or a good pinch of dried chilli flakes
• 225 g/8oz dried red split lentils, rinsed
• 1 x 400 g/14 oz tin of chopped tomatoes
• 1 1/5 L of vegetable stock
• salt to taste
• 1 - 2 lemons, juiced
• 4 tbsp yogurt