sentences:  Tostadas can also be an appetizer ("botana"), cut into small triangles to make tortilla chips to dip into salsa, guacamole, beans, cream, cream cheese or served with chile con queso.This version of the tostada has its origins both in the "totopos de maiz" and the New Mexican and Tex-Mex cuisine.Commercial tortilla chips—sometimes known as "nachos"—are also commonly sold in stores and supermarkets.