2 ½pounds(1134g)yellow potatoespeeled and thinly sliced
4tablespoons(56g)butterdivided
Fresh parsleyfor garnish
Instructions
Preheat your oven to 400 °F (204 °C) and use ½ tablespoon of butter to grease a 1 ½ quart casserole dish.
½ tablespoons butter
In a large bowl mix together heavy cream, cheddar cheese, and parmesan cheese.
1 cup heavy cream, ¾ cup shredded cheddar cheese, ¾ cup parmesan cheese
Add in dry mustard, garlic powder, thyme, salt, and pepper. Stir until well blended.
1 ½ teaspoons dry mustard powder, 1 tablespoon garlic powder, ½ tablespoon fresh thyme, Salt and pepper
Dump your sliced potatoes into the mixture and mix well, making sure each slice is coated in the cream and cheese mixture.
2 ½ pounds yellow potatoes
Arrange potato slices in your casserole dish so that they are stacked horizontally.
Pour the remaining cream and cheese mixture over the potatoes and dot the top of the casserole with the remaining butter.
3 ½ tablespoons butter
Tightly cover your casserole dish and bake for 45 minutes. Uncover and bake an additional 30 minutes or until potatoes are soft and golden brown on top.