Set a large cast iron skillet over medium heat. When the skillet is hot, add the ground beef1 pound and use a spatula to break it up as it browns. You don’t need to add any oil4 teaspoons. Once it is cooked through and no longer pink, scoot all the meat to one side. Hold onto the handle to tilt the skillet and use a large spoon to scoop out and discard as much fat as you’d like. Then, add the taco seasoning3 tablespoons and water2 tablespoons and cook for about 2 minutes, stirring frequently. Turn the burner off and set the skillet aside.