While the sisters, Bonifacio, and Annibale stayed in Italy, the other three brothers emigrated to America; Nereo opened a small hotel near the casino in Santa Cruz, California;[2] Alessandro and Gaudenzio eventually were in the restaurant business in Mexico City.

According to a 1987 interview with his daughter Rosa, on July 4, 1924, they came in such numbers that Caesar "simply wasn't prepared for that many people" and he improvised by making the salad "to give the dinner guests a show as well as a meal", putting together the ingredients in the middle of the dining room.

After the repeal of the Volstead Act and the Mexican government's enactment of a ban on gambling, business from tourism to Tijuana drastically fell off.

[9] For several years, he operated Tavern Hacienda in San Diego, the Beacon Inn in Cardiff-by-the-Sea and his own Caesar Cardini Villa in Chula Vista.

He died in Good Samaritan Hospital on November 3, 1956, in Los Angeles following a stroke at his home at 8738 Bonner Drive and was buried in Inglewood Park Cemetery.