Tostada is the name given to dishes in Mexico which include a toasted tortilla as the base. The name generally refers to a flat or bowl-shaped tortilla that is deep fried or toasted. 

Meat - Tostada de Chicken Tinga:
Ingredients - chicken breast, onion, garlic, tomatoes, chipotle peppers, sour cream, queso cotija, corn tortilla

Veggie - Tostada de Nopales:
Ingredients - nopales, onion, tomatoes, cilantro, jalapeno, lime, corn tortilla

Ingredients - garlic, onion, olive oil