Here's another one of those basic mixing methods that can really mess us up. Sure, it sounds like a day at the beach: Dry in one bowl. Wet in another. Wet on dry. Stir, stir, stir. Bake and hope for the best.
You've got two basic options when it comes to making muffins: you can use The Creaming Method, or you can use The Muffin Method. As far as I'm concerned, the creaming method is for cakes. What you end up with when you use the creaming method to make a muffin is a cupcake. Tasty and all, but just not the same thing. So, let's forget the creaming method for muffins and focus on the eponymous Muffin Method.
How to Do The Muffin Method