PANCAKES: Combine flour, baking powder, salt, cinnamon, nutmeg and ginger in a large bowl with a whisk. In a medium sized bowl, whisk brown sugar, buttermilk, oil, vanilla and eggs together.Add sugar mixture to the flour mixture and gently combine with a large spatula. Do not overmix. Fold in the carrots, orange zest and walnuts.
Heat a cast iron skillet/griddle/other large skillet over medium heat. Coat the bottom with butter. Spoon (1/4 cup) batter into the skillet Cook for a couple minutes or until you see the top covered with bubbles. Flip over and cook for another minute or two or until golden brown.
Keep pancakes warm in 200 degree oven until you are ready to serve. Serve with cinnamon honey butter and maple syrup.
CINNAMON BUTTER: Combine all the ingredients in a small bowl until well incorporated.