Casa Don Diego has been serving Chula Vista residents since 1969. Its family atmosphere keeps bringing Chula Vista families back time after time, today we see grand-parents bringing their grand-children and telling stories about Casa Don Diego. Quality food and service has been the mainstay of Casa Don Diego. Famous for its Margaritas, Chicken and Beef Fajitas and its Sunday Champagne Brunch Casa Don Diego will continue to serve Chula Vista residents with the same family values it has become famous for. Come join us and start your own family tradition.