Wonderful pie crust requires only a couple of ingredients and tricks to ensure it’s extra flaky and tender. This dough is hydrated with ice water and apple cider vinegar, which helps prevent a tough, chewy crust. Quartering the dough and stacking it before rolling yields many flaky layers, giving you a shortcut version of laminated pastry. This recipe makes enough dough for two crusts: freeze the extra round of dough, if you’re not using it, for up to 4 months. When you’re ready to use it…