Preheat oven to 350 degrees.In a large mixing bowl whisk together the dry ingredients (from the flour down to the salt).Make a well (hole) in the center and throw in the eggs, oil, honey, and vanilla. Stir together thoroughly with a fork, but do not overmix.Fold in the pumpkin puree and nuts (if using).Generously grease a large loaf pan or put muffin liners in a muffin pan and then pour in the batter.For a loaf bake for approximately 30 – 40 minutes and for muffins bake for approximately 18 - 22 minutes. Check for doneness by making sure a toothpick inserted comes out clean.