I always use lime. And you know what? It was fine. It was tasty. I don't know why I don't make fried eggs more often on top of beans and tortillas. My wife and my 18 year old son prefer chilaquiles or enchiladas, so we usually have those more often. But I will make this wavelengths again served it up with avocado, cilantro and cojita cheese. The one thing it lacked was heat. It had a single jalapeno in it, which was not enough