Casa Franco, 24395 Alicia Parkway, Mission Viejo. Open Monday through Friday, 11 a.m. to 10 p.m.; Saturdays and Sundays from 10 a.m. (Note: sometimes closes between 2:30 and 4:30 p.m.). (714) 380-9693. A little family-owned Mexican restaurant where even the owners wait tables. Try the Nachos a la Franco, carne asada and chimiflautas, then, if you still have room, go for a slice of mud pie.