Ingredients
276g pack of Cauldron Cumberland Sausages, cut into 1/2cm dice
1 tbsp vegetable oil
1 large onion, diced
1 tbsp vegetarian Worcestershire sauce
½ tsp salt
½ tsp black pepper
½ tsp mustard powder
150ml vegetable stock
1-2 tbsp parsley, finely chopped (optional)
400g short crust pastry
1 egg, beaten