Know the local flavors
Ropa vieja is stewed beef with vegetables, vaca frita is fried and shredded skirt or flank steak, boliche is chorizo-stuffed pot roast, arroz con pollo is similar to paella, and Moros y Cristianos is rice and beans.
Forget about fresh fruits and vegetables
Because Cuba's farmland is mostly used for sugarcane, tobacco, and coffee and the water is undrinkable, fresh fruits and veggies are rarely on the menu.
Know that the “Cuban sandwich” is a Cuban-American construction
You’re 100% more likely to eat one of these in the Miami airport.
Drink the coffee
The espresso-size shot is silty, yet flavorful, and will keep you up all night. Which isn't necessarily a bad thing.