This dish is a healthy, meatless spin on a Tex-Mex favorite. You won’t miss the meat with these hearty and flavorful mushrooms. Plus, you are cutting calories by ditching the flour tortillas for quinoa. o put into your Meatless Monday rotation. If you are vegetarian, you may find this becoming one of your go-to meals. There is little prep required and the cooking is relatively simple. Cook the quinoa and marinate the mushrooms in advance, and you will have dinner on the table in no time!