Sausage Casserole
1 pound new potatoes
8 ounces mushrooms, minced
2 tablespoons unsalted butter
1¼ cups minced onions
2 tablespoons finely chopped parsley
1 pound Italian sausage, hot or mild, casings removed
3 large eggs
1½ cups half-and-half
1 cup grated Gruyère cheese
Preheat the oven to 350°F. Butter a 9- by 13-inch pan.
Bring a large quantity of water to boil and cook the new potatoes until they are just done, about 10 to 15 minutes. Strain the potatoes and set them aside to cool before slicing.
Using a clean cloth dishtowel that may be stained, squeeze the mushrooms by small handfuls to remove all excess liquid. When all the mushrooms have been rendered almost dry, set them aside.
Using a wide sauté pan, melt the butter over low heat. Still keeping the heat low, cook the
