(about 1.1 lb) dried yellow corn (nixtamalized or for arepas) • water for soaking and grinding • Salt • medium yellow potatoes, peeled and dice • (about 10 oz) ground beef (or shredded beef) • scallion (white and green parts), finely chopped • garlic cloves, minced • ripe tomato, chopped • ground cumin • Salt and pepper • Neutral oil (vegetable or canola) for deep frying
