Preheat oven to 350 degrees F.
Cook macaroni until al dente.
Meanwhile, combine the rest of the ingredients in a blender and blend until completely smooth.
Put macaroni into a baking dish and stir in the sauce. Add chopped broccoli, kale, or other veggies, if desired. Top with whole wheat or gluten free bread crumbs, if desired.
Bake for 30 minutes.
Let sit 10 minutes before serving.