Place steak, mince, onion and bacon into the slow cooker and combine.
Mix the herbs, curry powder, sauces, garlic and mushrooms together and 600ml of the beef stock (everything expect the cheese) and pour over the mix in the slow cooker.
Reserve the remaining beef stock and only add more if needed as you cook.
Give a stir place the lid on and cook on low for around 6 to 8 hours varies depending on your cooker. But 6 is what mine took.
Continue to stir occasionally.
Once the pie filling is complete
Make circles ready for a pie maker and place in the filling in to the pastry, the top with cheese and then place the lid of the pie on top and brush some egg wash on to pastry and cook pie until pastry is ready.
If making family pies : Line the pie trays with pastry, place filling in top with cheese then place lid on pie, brush with egg wash on top bake until pastry is golden brown on 180 degrees. Top with tomato sauce and serve.