There are many recipes for ceviche. The one ingredient that is common in all of them (besides fish or other seafood) is the citrus juice, which is a necessity for creating the dish in the proper manner. Ingredients such as onions, chile peppers, tomatoes, avocados, celery, mint, cilantro, and chopped fruit are commonly found in the many variations of ceviche. The dish is a staple in other South American countries besides Ecuador and Peru, and it is popular throughout Central America, Mexico, Caribbean countries, Spain, and even in portions of the United States, especially southern Florida. Depending on the region where the dish is prepared, Ceviche may also be spelled, cebiche or seviche. Ceviche is most often served as a salad, side dish, or appetizer, but in some cases (depending on the ingredients) it makes a substantial main meal.