01 -
Pour olive oil into a large 12-inch skillet and warm it up over medium heat. Cook the ground beef and onions, stirring, until the onions are soft and clear, and the beef loses all its pink color.
02 -
Toss in the taco seasoning, Rotel tomatoes (with the liquid), water, and dry spaghetti noodles.
03 -
Turn the heat up high to boil. Then drop it to low, cover it with a lid, and let everything simmer for 15 minutes.
04 -
Take the skillet off the heat. Stir half the cheese into the spaghetti to spread the cheesy flavor through.
05 -
Sprinkle the rest of the cheese on top, followed by the cilantro.