Here is the recipe for Cottage Pie that is in the Cooking with Mickey Cookbook Volume II.
1/4 cu of butter
1 cu of onion
1 1/2 lbs of lean beef, ground
salt
Pepper
1/4 teaspoon of savory, ground
1 cu of brown gravy
2 cu of potatoes, mashed
additional butter
Heat 1/4 cu of butter in 9 inch skillet. Add onion and cook until lightly browned, stirring. Add beef, salt, pepper, and savory and continue cooking 5 minutes longer. Stir in gravy and heat until bubbling. Sppon into a buttered 8-cup flat casserole dish. Top meat mixture with mashed potatoes. Dot with pieces of butter.
Bake at 400 degrees for 30 minutes, or until potatoes are lightly browned.