Rhubarb is one of those things that everyone seems to have a friend that grows it. If you don't have access to it that way, farmers markets or even the grocery store often carry it. And if you just can't find any you can leave it out or try my other u003ca href=u0022https://dinnersdishesanddesserts.com/strawberry-muffins/u0022u003eStrawberry Muffinu003c/au003e recipe.