This would also be good with a mixture of fresh and dried mushrooms.

1-1/2 oz dried exotic mushrooms (shitake, morel, cremini, or porcini)
1/2 C sherry
4-5 slices of bread, toasted, buttered, and cubed
1 T fresh or 1 t dry thyme
1 C heavy cream
Salt and pepper to taste

Preheat oven to 350. Cut mushrooms into thick slices or in half lenthwise. Cover bottom of 1-1/2 quart casserole dish with one third of the bread cubes. Sprinkle with thyme, salt, and pepper. Add one third of the mushrooms. Repeat until all the mushrooms and bread are used up. Pour cream over top. Bake for 35 minutes, then add sherry and bake for 5 more minutes.