Mix 2 cups pre-cooked cornmeal with 2 1/2 cups warm water and 1 teaspoon salt
Stir until combined and let rest 5 minutes
Knead until smooth and not sticky
Divide into equal portions
Shape each portion into a thick disk
Heat a skillet or griddle over medium heat and lightly oil it
Cook arepas 5 to 7 minutes per side until golden
Transfer to a 350°F oven for 10 to 15 minutes if you want a fully cooked center
Split open and fill or serve plain