The crossword solution for the term 'Taco Cousin' is 'Tostada'. A tostada is a Mexican dish consisting of a flat or bowl-shaped fried tortilla, which is then topped with various ingredients such as beans, lettuce, cheese, and salsa. It is often served as an appetizer or snack, but can also be a main course. Tostadas are closely related to tacos, but are typically larger and more substantial.