Spiced harissa lamb pasties recipe | Good Food

Ingredients

• 2 tsp vegetable oil
• 1 onion finely chopped
• 1 leek finely chopped
• 300g lamb mince
• 1 small preserved lemon or ½ large preserved lemon
• 2 garlic cloves crushed
• 1 sweet potato (about 150g), peeled and cut into small pieces
• 2 tsp ground cumin
• 3 tbsp harissa
• 1 tbsp tomato purée
• 125g butter cut into cubes
• 125g lard cut into cubes
• 500g plain flour plus extra for dusting
• 1 egg beaten, plus extra for brushing
• 2 tsp nigella seeds