Pumpkin Pancakes

Name: Pumpkin Pancakes
Ingredients: 2 cups all-purpose flour; 2 teaspoons ground cinnamon; 1 3/4 teaspoons baking powder; 3/4 teaspoon baking soda; 1/2 teaspoon ground ginger; 1/4 teaspoon ground nutmeg; 4 tablespoons (1/2 stick) unsalted butter, plus more for serving; 1 1/2 cups buttermilk; 1 cup canned or homemade pumpkin purée (not pumpkin pie mix); 2 large eggs; 1/3 cup packed light or dark brown sugar; 1 1/2 teaspoons kosher salt; Vegetable or canola oil, or cooking spray; Maple syrup or Pumpkin Spice Syrup , for serving