Creamy Potato and Parsnip Gratin

Ingredients

 * 8 	 	potatoes
 * 8 		Parsnips
 * 1 		clove garlic, halved
 * 1 	tsp 	thyme
 * salt and pepper
 * 2 	cup 	Approx. whipping cream

Directions

 * 1) Peel and thinly slice potatoes and parsnips.
 * 2) Generously butter 13x9 inch casserole dish; rub with garlic.
 * 3) Arrange single layer of potatoes in dish.
 * 4) Sprinkle lightly with a little of the thyme, salt and pepper.
 * 5) Cover with layer of parsnips.
 * 6) Sprinkle with seasonings.
 * 7) Repeat layer with remaining vegetables.
 * 8) Pour in enough cream to come three-quarters up side of dish.
 * 9) Place on baking sheet and bake, covered, in 375°F oven for 30 minutes.
 * 10) Uncover and bake for 30 minutes longer or until top is brown and crusty and potatoes are cooked through.