The Fluffiest Pancakes

<li class="ingredients-item" data-id=""> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-0"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-0"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 1 3/4 cups all-purpose flour </span> </span> </label> </li> <li class="ingredients-item" data-id="1"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-1"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-1"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 3 1/2 tablespoons sugar </span> </span> </label> </li> <li class="ingredients-item" data-id="2"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-2"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-2"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 1 tablespoon baking powder </span> </span> </label> </li> <li class="ingredients-item" data-id="3"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-3"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-3"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 1/2 teaspoon coarse salt </span> </span> </label> </li> <li class="ingredients-item" data-id="4"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-4"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-4"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 1 1/2 cups buttermilk </span> </span> </label> </li> <li class="ingredients-item" data-id="5"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-5"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-5"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 2 large eggs, room temperature </span> </span> </label> </li> <li class="ingredients-item" data-id="6"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-6"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-6"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 1 teaspoon pure vanilla extract </span> </span> </label> </li> <li class="ingredients-item" data-id="7"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-7"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-7"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 1 tablespoon unsalted butter, melted, plus more, softened, for cooking and serving </span> </span> </label> </li> <li class="ingredients-item" data-id="8"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-8"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-8"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 2 tablespoons vegetable oil, plus more for cooking </span> </span> </label> </li> <li class="ingredients-item" data-id="9"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-9"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-9"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> 3 large egg whites, room temperature, beaten to stiff peaks </span> </span> </label> </li> <li class="ingredients-item" data-id="10"> <label class="checkbox-list" for="recipe-ingredients-label-1089107-0-10"> <input class="checkbox-list-input" type="checkbox" value=" " id="recipe-ingredients-label-1089107-0-10"> <span class="checkbox-list-checkmark"> <span class="ingredients-item-name"> Pure maple syrup, for serving </span> </span> </label> </li> <li class="subcontainer instructions-section-item"> <label class="checkbox-list" for="recipe-instructions-label-0-0"> <input class="checkbox-list-input" type="checkbox" value="" id="recipe-instructions-label-0-0"> <span class="checkbox-list-checkmark"> <span class="checkbox-list-text"> Step 1 </span> </span> </label> <div class="section-body"> <div class="paragraph"> <p>Whisk together the flour, sugar, baking powder, and salt in a large bowl; set aside. Whisk together buttermilk, eggs, vanilla, melted butter, and vegetable oil in a glass measuring cup. Whisk buttermilk mixture into flour mixture until just moistened (do not overmix; a few small lumps are fine). Gently fold in egg whites.</p> </div> </div> <div id="div-gpt-mob-square-fixed-1" data-tier="2" class="ad ad-container ad-wrapper mobile-ad karma-ad" role="complementary" aria-hidden="true" tabindex="-1"></div> <div class="ad-title mobile-ad">Advertisement</div> </li> <li class="subcontainer instructions-section-item"> <label class="checkbox-list" for="recipe-instructions-label-0-1"> <input class="checkbox-list-input" type="checkbox" value="" id="recipe-instructions-label-0-1"> <span class="checkbox-list-checkmark"> <span class="checkbox-list-text"> Step 2 </span> </span> </label> <div class="section-body"> <div class="paragraph"> <p>Heat a griddle or large nonstick skillet over medium heat. Use 1/2 teaspoon butter and 2 teaspoons oil to coat. For each pancake, ladle 1/3 cup batter 2 inches apart. Cook until bubbles form and pancakes are slightly dry around edges, about 3 minutes. Flip; cook until golden brown, about 3 minutes more. Repeat with remaining batter, adding butter and oil as needed. Serve with butter and syrup, if desired.</p> </div> </div> </li>