Ingredients
- 2 celeriac root bulbs, peeled with a knife and sliced into 1/4 inch thick discs
 - 2 shallots, diced
 - 3/4 cup heavy cream
 - 1/3 cup of chicken stock
 - 1/2 cup freshly grated gruyere cheese
 - 1/8 cup freshly grated parmesan and/or romano cheese
 - 1 teaspoon stoneground mustard
 - a few sprigs of fresh thyme
 - a sprinkle of grated nutmeg
 - a dash of cayenne pepper
 - salt and pepper
 - butter for the baking dish
 - 1 teaspoon of olive oil
 
Directions
- Preheat oven to 400 and butter a small, glass or stone baking dish.
 - Heat the olive oil in a small skillet and satueé the shallots for a few minutes until brown.
 - Layer the shallots along the bottom of the pan.
 - Arrange the celeriac slices in slightly overlapping layers throughout the dish.
 - Whisk together the cream, stock, nutmeg, thyme, salt and pepper. Pour over the celeriac.
 - Spread the cheeses over the top, cover the dish, and bake for about 20 minutes.
 - Remove lid or foil, bake for another 25 minutes until the top is golden brown. Let cool for about 10 minutes before serving.
 
Recipe adapted from Martha Stewart.