Ingredients:
* 2 lamb cutlets (approximately 160 g/5 1/2 oz)
* 1/2 small onion, peeled and chopped
* 200 g (7 oz) potatoes, peeled and diced
* 100 g (4 oz) carrots, peeled and sliced
* 2 tomatoes, skinned, de-seeded and chopped
* 125 ml (4 fl oz) unsalted chicken stock