pastry dough
pie weights or raw rice for weighting shell
1 small butternut squash (about 1 pound)
1 1/2 teaspoons olive oil plus about 2 teaspoons for brushing squash
1 small onion
1 1/2 tablespoons unsalted butter
1 whole large egg
1/2 large egg yolk (1/2 tablespoon)
1/3 cup heavy cream
3/4 cup grated Italian Fontina cheese (about 2 1/2 ounces)
1/3 cup freshly grated Parmesan (about 1 ounce)
1/4 cup crumbled mild soft goat cheese (about 1 ounce)
1 1/2 teaspoons minced fresh herbs such as rosemary, thyme, and marjoram leaves
1/2 teaspoon salt
freshly ground black pepper
1/3 cup fine fresh bread crumbs