heavy cream, onions, Parmesan cheese, potatoes
9x13 baking dish
peeled and thinly sliced
sliced 1/4 inch thick
Heat butter in a small skillet over medium heat. Add onions and slowly cook until caramel color, stirring often.
Butter a 9x13 baking pan. Layer 1/2 of the sliced potatoes in the bottom of the pan. Spread on the caramelized onions. Layer rest of potatoes on top.
In a bowl, mix cream, Parmesan cheese, salt and pepper. Pour over potatoes.
Cover with foil and bake for 45 minutes at 350 degrees F. Uncover and bake at 400 degrees F for 25 minutes until done.
Potatoes are sliced quickly in a food processor using the slicing blade.