Choose an assortment of vegetables: carrots, onions, celery, broccoli, green beans, peas, etc. Cook vegetables until tender and set aside. In a large sauce pan, heat oil; add flour. Stir constantly for two minutes. Dissolve OXO in hot water. Add with milk to oil and flour mixture. Add seasonions; cook until thick. Stir in meat and vegetables. In a 23 cm pie plate, spoon in filling mixture and top with one of: ~ crispy croutons: butter both sides of 4 slices of bread. Sprinkle with garlic powder and Parmesan cheese; cube. ~ Fresh biscuits; prepare biscuits using a biscuit mix and arrange on pie. ~ Traditional pie crust Bake at 200ºC 200C for 20-30 minutes until filling is bubbly and crust is golden. If topping gets too brown, cover with aluminum foil.