Ketchup Mayo Sauce with Macaroni, Cheese, Potatoes, Onion, Soy Sauce, and Mustard

Cooking Macaroni Cook the macaroni according to the package instructions. Drain and set aside.

Preparing the Sauce In a saucepan, combine the ketchup, mayonnaise, grated cheese, soy sauce, and mustard. Cook over medium heat until the cheese is melted and the sauce is smooth.

Frying Potatoes and Onion In a separate pan, heat the vegetable oil over medium-high heat. Add the diced potatoes and chopped onion. Cook until the potatoes are golden brown and crispy, stirring occasionally.

Combining Macaroni and Sauce Add the cooked macaroni to the saucepan with the sauce. Stir well to coat the macaroni evenly with the sauce.

Serving Serve the macaroni and sauce topped with the fried potatoes and onion.