Vegetarian Seven-Layer Tostadas are a great Meatless Monday lunch or dinner idea. I use low-carb tortillas, and you could skip the beans or use less beans if you wanted this to be even lower in carbs. (Nacho Cheese No Flour)
Veggie Loaded Breakfast Casserole - made with hash browns and all your favorite veggies! Add in rotisserie chicken, crumbled sausage or anything else you please - it's totally customizable! Gotta love this breakfast casserole recipe!