Grilled lamb steaks with chickpea curry recipe

Ingredients

• 1 pinch each salt and freshly ground black pepper
• 500 g new potatoes
• 1 tbsp sunflower oil
• 1 onion, finely chopped
• 2 tbsp medium curry powder
• 2 tbsp tomato purée
• 1 x 400g/14oz tin chickpeas in water, drained
• 235 g spinach
• 4 lamb leg steaks