The best quiche has a tender, flaky crust, a silky, creamy custard, and, most of all, can be customized to no end. This crust is adapted from Rose Levy Beranbaum’s game-changing cream cheese pie dough. Inspired by rugelach, it’s just about impossible to mess up! GET THE RECIPE ►► https://f52.co/3rcwQjSPREP TIME: 3 hoursCOOK TIME: 1 hour 45 minutesMAKES: 1 (9-inch) pieINGREDIENTSCrust1 cup (128 grams) all-purpose flour, plus more for rolling1/3 cup (40 grams) whole-wheat flour1/2 teaspoon granulated sugar1/2 teaspoon kosher salt, plus more1/8 teaspoon baking powder3 ounces cream cheese, very cold, cubed4 ounces (1 stick) unsalted butter, very cold, cubed1 1/2 tablespoons water, very cold1 1/2 teaspoons apple cider vinegar1 large egg whiteFilling1 cup heavy cream1 cup whole milk3 tablespoons all-purpose flour5 large eggs1 large egg yolk1 3/4 teaspoons kosher salt3/4 teaspoon freshly ground black pepper1 cup grated cheese (see recipe link), divided1 to 1 1/4 cups mix-ins, depending on mix-in (see recipe link)SUBSCRIBE TO FOOD52 ►► https://f52.co/2HN7Dp8CONNECT WITH FOOD52Web: https://food52.comFacebook: https://www.facebook.com/food52Instagram: https://www.instagram.com/Food52Pinterest: https://www.pinterest.com/food52Twitter: https://twitter.com/Food52TikTok: https://www.tiktok.com/@food52Food52 newsletter: https://f52.co/newsletterABOUT FOOD52As a one-stop shop for joyful living, Food52 connects discerning home cooks with the interests they're passionate about via award-winning food and lifestyle content across platforms. We provide our audience with the recipes and solutions they crave to eat thoughtfully, live joyfully, entertain beautifully, and travel differently.