Heat 1 tablespoon of the oil in a well-seasoned wok or large non-stick skillet over medium-high heat. Swirl to coat the pan. Pour in the eggs, swirl the pan so the egg forms a large thin pancake. As soon as the egg has set, turn it out of the pan onto a cutting board. Cool, cut into small pieces.
Wipe out the pan with a paper towel and heat the remaining oil over high heat. Add the onion and stir-fry for 1 1/2 minutes. Add the garlic, red pepper flakes, and ginger, stir-fry for 1 minute more. Add the soy sauce, and rice and stir-fry for 2 to 3 minutes. Add the lamb meat, mixed vegetables , and reserved egg, cook, stirring until heated through, about 2 to 3 minutes. Sprinkle with mint and Serve immediately.