Fluffy Cathead Biscuits with Honey Butter

Name: Fluffy Cathead Biscuits with Honey Butter
Ingredients: ½ cup buttermilk powder; 3 tablespoons baking powder; 1½ teaspoons kosher salt; Pinch of sugar; 6 tablespoons lard or bacon fat, cut into pieces and slightly softened; 6 tablespoons unsalted butter, cut into pieces and slightly softened, plus more, melted, if desired; 3½–4 cups all-purpose flour, divided, plus more; ½ cup flavorful honey (such as buckwheat); ¼ cup unsalted butter, slightly softened; ½ teaspoon sea salt or kosher salt