Vegetarian Tostadas with Avocado, Cheddar, and Pickled Red Onions are a delightful explosion of flavors and textures that will brighten any meal. Crispy corn tostada shells are topped with creamy avocado, sharp cheddar cheese, and tangy pickled red onions, creating a deliciously satisfying dish perfect for gatherings or a quick weeknight dinner. Quick to prepare and endlessly customizable, these tostadas make for an impressive yet simple culinary experience.