Gammon and Leek Crumble Recipe - Great British Chefs

Ingredients

• 400g of gammon, cooked and shredded
• 1 onion, finely chopped
• 3 leeks, sliced
• 1 garlic clove, finely chopped
• 2 tbsp of plain flour
• 100ml of double cream
• 300ml of ham stock, reserved from cooking the gammon, or chicken stock
• 1 tbsp of wholegrain mustard
• butter, for frying
• 300g of plain flour
• 150g of unsalted butter, cold, cut into cubes
• 100g of Parmesan, finely grated
• 2 sprigs of thyme, leaves picked
• ground black pepper