Shepherd's Pie

3 T. butter
3 C. cooked leftover beef
1 tsp. oregano
salt and pepper to taste
4 C. leftover mashed potatoes, made with butter
and milk
2 T. grated Parmesan cheese
paprika

Melt butter in casserole dish. Add seasonings, except for paprika. Add meat and toss. Spoon mashed potatoes over meat. Sprinkle with cheese and paprika and bake at 350' for 40 minutes.