Final answer:
Fish tacos can be made with different types of fish such as tilapia, cod, mahi-mahi, or snapper. Toppings for fish tacos often include cabbage, pico de gallo, sour cream, guacamole, and lime wedges.
Step-by-step explanation:
The fish in a fish taco appetizer can vary depending on the recipe and preference. Some common types of fish used in fish tacos include tilapia, cod, mahi-mahi, and snapper. The fish is usually seasoned with spices such as chili powder, cumin, and garlic.
On top of the taco, there are typically various toppings and garnishes. These can include shredded cabbage or lettuce, pico de gallo (a fresh salsa made with tomatoes, onions, and cilantro), sour cream, guacamole, and lime wedges for squeezing over the taco.