3 rustic apple cream crust Recipes

tart apples , such as granny smiths, strained fresh lemon juice, sugar , plus, sugar, ground cinnamon, chilled cream cheese, cut into 6 pieces, chilled unsalted butter, cut into 8 pieces, unbleached all-purpose flour , plus, extra unbleached all-purpose flour , for shaping, sugar, salt, egg yolk, lightly beaten for brushing rim of the crust, vanilla ice cream (optional), heavy cream, chilled (optional), sugar (optional), pure vanilla extract (optional)

acorn squash , halved lengthwise and seeded (about 1 lb each), extra-virgin olive oil, plus more for brushing, kosher salt & freshly ground black pepper, unsalted butter, diced celery, leeks , halved lengthwise and sliced crosswise 1/4 inch thick, granny smith apples, peeled and diced, chopped thyme, rye bread, crusts removed , bread cut into 1/2-inch dice (day old, rustic, about 6 cups), vacuum-packed cooked chestnuts, chopped parsley, heavy cream, vegetable stock or 1/3 cup low-sodium broth