Queso Fundido with Chorizo ~ This ooey, gooey melted cheese with chorizo, tomatos, cilantro, scallions, jalapeños and a little tequila is the perfect party appetizer. Cinco de Mayo is approaching and what a better party appetizer than a delicious Queso Fundido with Chorizo to start up the menu. What is Queso Fundido? You may ask.