Tamal Dough (Masa para Tamales) The most vital ingredient in making the perfect tamal is the masa. Masa is the plain, wet stone-ground dough made with a special corn known as nixtamal. I hope this video, recipe, and tips will inspire you to host a tamalada and make tamales at home. Fresh masa can be purchased in one of two ways, prepared and unprepared. Our family prefers to purchase unprepared masa and then we add lard, salt, broth, and baking powder, giving it the muy bueno touch.