Ham, Cheesey Potato Casserole

Amy said Michelle made this and froze it so it could be served to her family when they were gone. Amy said this is very, very good.

1 cup chopped ham
8 medium potatoes sliced thinly
2 cans cream of chicken soup
1 cup sour cream
1 tsp salt or sprinkle season salt
1 cup diced onions
dash of pepper
2 cups shredded cheddar cheese
2 TBS butter
2 TBS rosemary season mix

Combine ham, soup, sour cream, salt & pepper. Mix in potatoes and onions. Pour in 3 qt casserole dish. Top w/ cheese. Cover with foil and bake at 275 F. for 3 ½ hours.
Serve with rolls and salad for a complete meal.