Taqueria fiesta is a Mexican restaurant Since opening in 2000, Taqueria fiestas has offered diners many inventive and delicious options for lunch and dinner. While the menu is driven by Mexican cuisine, many of the tacos and sides feature cross-cultural flair. Taqueria fiesta is truly one of a kind, juxtaposing the quality of fine dining ingredients against fast-casual prices, and offering authentic Southwestern selections as well as a variety of Southern-inspired menu choices.