3 cups all-purpose flour 1 tablespoon granulated sugar 4½ teaspoons baking powder ¾ teaspoon cream of tartar ¾ teaspoon salt ¾ cup buttermilk, plus more for topping 2 egg 4 ounces sharp cheddar cheese, diced small 1 jalapeño, seeded and minced 3 tablespoons minced chives ¾ cup unsalted butter, cold and cut into small cubes Coarse sea […]