Peel and cut potatoes into thin slices and crush the garlic and toss if desired in a bowl with some salt and pepper.
Arrange the potato in layers in a baking dish. Sprinkle the cheese and pour over the cream and extra seasoning.
cover loosely with tin foil and Place in the oven for at least 90-100 minutes or until the potatoes are cooked through and softened when pierced with a knife.
Remove from the oven and keep warm until ready to serve. Enjoy hot best on the same day.