Black beans can be cooked up to 4 days in advance; bean puree can be made up to 2 days in advance. Cover and refrigerate both; thin bean puree with a splash of water if needed. Tortillas can be fried up to 4 hours in advance.
Lightly malty Mexican lager: Modelo Especial. (Turn the Modelo into a michelada using Guelaguetza I Love Micheladas mix.)