Protein is the key ingredient for muscle-building and muscle recovery. But downing eggs and fatty cuts of meat every day isn't the healthiest way to get your fix. In fact, diets rich in animal protein and fat have been linked to chronic diseases like diabetes and cancer.

But hey, we get it: Going meat-free isn't easy, either—especially because lean meat proteins like chicken and fish can get pretty boring.

Ready to try going vegetarian (or even vegan) without sacrificing your gains? We asked Lisa Moskovitz, R.D., founder of The NY Nutrition Group, for the scoop on 10 of the most nutrient-dense meat alternatives—and the best ways to prepare them.