1. Boil macaroni in boiling water for 6 minutes, remove and cool in cold water.
2. Put the ketchup and some water in the pot, and put in the sweet corn after the ketchup is boiled.
3. Put in the cooked macaroni, add some sugar and salt, and stir fry thoroughly.
4. Cook the meatballs in another pot.
5. Stir fry the macaroni and then put it into the plate. Sprinkle the black sesame seeds on the plate.