The pepito is a sandwich prepared with beef, pork, or chicken[1] originating from Spain and also very popular in Latin America.
[7] Additional ingredients used can be myriad, including but not limited to eggs, cheese, lettuce, sliced or diced tomato, sliced avocado, guacamole, guasacaca (an avocado-based relish), garlic, cilantro, olives, jalapeño or pickled jalapeño peppers, onions, caramelized onions, or sautéed onions, crema or mayonnaise, butter, olive oil, fresh lime juice, Worcestershire sauce, hot sauce, mustard, cumin, salt and pepper.
[7] Bars with a kitchen often offer a pepito de ternera (beef sandwich), cooked on demand.
Variations adding pressed ham and cheese, bacon, fried, roasted or preserved peppers are also common.
Teodoro Bardají Mas, a cuisine historian and cook, offered an origin story in an article in the weekly Ellas.