Big news: We've found the Holy Grail of breakfast. And it's genius info whether you have all Saturday morning to leisurely assemble a meal or you're on a never-ending quest for weekday breakfast ideas that take, oh, five minutes to prep and aren't classic calorie bombs (bagel with cream cheese, we’re looking at you). Sound like a fantasy? Not if you ask the Pinterest community, where egg-based muffin tin recipes are spreading like wildfire. The simple make-ahead meal is infinitely…
