1. Assemble all prepared ingredients and equipment..
2. Lightly brown pork, add bacon, onions, celery, carrot, garlic, herbs and fry for a few minutes.
3. Add tomato paste, stock, lemon juice and bring to the simmer and skim. Simmer for about 60 minutes or until pork is tender.
4. Lightly thicken with a slurry and cook out. Correct consistency, seasonings, pH etc.
5. Pack and blast chill.
6. To serve, fill short pastry with filling, top with mozzarella and parsley.
7.Top with puff pastry, glaze with egg, herbs and bake until very hot and golden brown. Serve with mashed potatoes and peas.
8. This pork sparerib pie filling can be served with a puff pastry top filled or gratinated with mozzarella cheese.