1. Slice pork and marinate in 1 teaspoon of satay sauce with basic seasoning (soy sauce, cornstarch, sugar, salt, water and oil) for 20 minutes.

2. Peel and slice the potatoes, peel and slice the onion, and drain the beans in hot water.

3. Heat the oil in a pan over high heat, sauté the potatoes until golden brown on both sides.

4. Heat the oil in a wok over high heat, sauté the pork, and as soon as the pork is cooked, add the onion and beans and sauté briefly.

5. Add the potatoes, 2 teaspoons of satay sauce, add a little soy sauce and sauté briefly, then add water, just enough to cover all the ingredients.

6. Turn to medium-high heat, cover and simmer for 20-30 minutes (i.e. until the water level is just below 1/3 of the ingredients).

7.