Ethical concerns about a meat-centered diet aside, I can tell you this: A bacon and eggs breakfast (with no carbs) is for many, many people a very energetic br

Ethical concerns about a meat-centered diet aside, I can tell you this: A bacon and eggs breakfast (with no carbs) is for many, many people a very energetic breakfast. It's actually very popular in the MMA and Crossfit communities. My personal experience with it is lots of energy and a long-lasting satiety that allows me to easily skip lunch.