In a large saucepan, heat the vegetable oil. Add the onion and cook for 5 minutes ... Freeze the meat filling for this shepherd's pie and mashed potato separately in freezer-proof containers.
Heat a dash of olive oil in a large frying pan and cook the chicken ... Bake for 35 minutes or until the top is golden-brown and the pie is cooked through. Serve. Kerry's top tip for keeping ...