Recipe - Potato Onion And Rosemary Casserole

One fourth cup Butter
2 lg Onions; thinly cut or sliced up
2 tablespoon Fresh rosemary; snipped
One half tablespoon Salt
One fourth tablespoon Freshly ground pepper
4 md Baking potatoes; thinly
cut or sliced up
1 cup Half and half

Preheat oven to 350=B0. Heat butter in 10inch skillet until melted. Stir
in onions, rosemary, salt and pepper. Cook over low heat, stirring
frequently, until onion is very soft and begins to brown, about 20 minutes.
Arrange half of the potato slices in greased 10 x1 1/2" pie plate. Top with
half the onion mixture. Repeat layers. Pour half and half over top. Cover
with foil. Bake for 1 hour. Uncover and cook until top is golden brown,
about 20 minutes longer. Cut into wedges to serve.