Freefrom Tomato Soup with Artichokes

Ingredients

• 2 tbsp olive oil
• 2 large cloves garlic, finely chopped or crushed
• 2 medium onions, chopped finely
• 2 x 400g tins / 14 oz cans of chopped tomatoes with their juice
• 600ml / 20fl oz water gluten/wheat-free chicken or vegetable stock
• 150ml / fl oz medium sherry (optional)
• 1 tsp Worcester sauce
• salt and pepper
• 1 x 400g can of artichoke hearts, drained