Mollete slices of jalapeño or serrano peppers. It is then grilled in an oven until the cheese melts. The frijoles refritos are "frijol mantequilla" known outside of the region as "pinto beans". The traditional cheeses used were the queso ranchero, asadero or queso menonita. The queso ranchero is most similar to Parmesan with less aging, the asadero is a creamy provolone and the menonita most closely resembles Havarti. "Molletes" in southern Mexico can be served with salsa or "pico de gallo" or topped with sliced ham, chorizo, bacon or mushrooms. "Molletes" are considered a distant cousin of the Italian bruschetta dish.
Mexican Spanish in Texas after its independence from Mexico, and their descendants continue to speak a variety of Spanish known as "Tex-Mex". And after the Treaty of Guadalupe Hidalgo many Mexicans remained in the territory ceded to the U.S., and their descendants have continued to speak Spanish within their communities in Arizona, California, Colorado, New Mexico, Nevada, Utah, and Wyoming. In addition, the waves of 19th- and 20th-century migration from Mexico to the United States (mostly to the formerly Mexican area of the Southwest) have contributed greatly to making Mexican Spanish the most widely spoken variety of Spanish in the United States.