For a simple yet nutritious veggie sandwich, try this avocado and sprouts combination. Mash a ripe avocado with a squeeze of lime juice, salt, and pepper. Spread the avocado mixture on whole grain bread and top with a generous amount of fresh sprouts, such as alfalfa or broccoli sprouts. Sprinkle with some nutritional yeast or sesame seeds for added flavor. This sandwich is not only packed with vitamins and minerals but also provides a satisfying creamy texture and a refreshing crunch.