Preheat oven to 350 F
Grease the muffin pan or line with paper muffin cups
Combine all dry ingredients and set aside.
Whisk together the eggs and milk and then stir into the dry mixture.
Stir in any optional items (or wait and sprinkle them on top after you fill your muffin cups.)
Scoop into muffin cups, filling about 2/3.
Bake 10 minutes on the center rack for mini muffins or 15 minutes for regular-sized muffins.
Remove from the oven and let cool.