Heat the cooking oil in a Dutch oven.

Saute the onion until it becomes soft.

Put-in the pork and cook until all the sides turns light brown (you will need to turn the pork until all sides are done).

put-in crushed pineapple, soy sauce, sugar, salt, pepper, rosemary, and water. Let boil and then simmer for 45 minutes.

Preheat oven to 400 degrees Fahrenheit.

Put the Dutch oven inside the oven and then roast for 35 to 40 minutes (you can add more water if the liquid is not enough).

Remove from the oven and then transfer to a serving plate.

Serve with rice. share and enjoy!