Lomo Saltado

Lomo saltado is an extremely popular dish commonly served in Perú. It combines stir-fried beef or sirloin, onions, tomatoes, french fries, and is often served with rice. It is arguably one of the most popular dishes in Perú as almost every restaurant offers it and it also serves as a good example of the mixture of Chinese and Peru cuisine known as chifa.

Preparation
Lomo saltado takes approximately twenty to thirty minutes to cook.

The steps are as follows:
 * First, heat oil in a pan over high heat and add steak, season with salt and pepper as desired and cook until brown. Remove from the pan.
 * Heat remaining oil in same pan and cook onions until tender and softened, add the tomatoes along with desired spices such as garlic or aji paste and cook until tomatoes have softened but are still intact.
 * Add the steak, fries, and cilantro back into the pan.
 * Mix soy sauce, sugar, water, corn starch, and vinegar in a bowl and slowly pour over mixture and cook until thickened as desired.
 * Cook and serve with rice if desired.

Ingredient List
Sample ingredient list for four servings:
 * 2 tablespoons vegetable oil
 * 1 lb sirloin steak, cut and sliced into strips as desired
 * salt and pepper to taste
 * 1/2 red onion, sliced
 * 1 medium tomato, sliced (peppers can be used instead)
 * 2 cloves garlic, minced
 * 1 tablespoon aji amarillo pate
 * 1/4 cup soy sauce
 * 1 tablespoon vinegar
 * 1 tablespoon fresh cilantro, chopped
 * 1 lb french fries
 * 1 1/2 tablespoons sugar
 * 1 1/2 tablespoons cornstarch
 * 1/4 cup water
 * white rice