Preheat the oven to 160c.
In a mixing bowl marinade the pork with olive oil, cumin, oregano & sea salt.
Heat a large sauté pan over high heat. Add the pork and sear on each side for 2 minutes.
Until you have a nice brown crust.
Add the pork, orange juice and crushed garlic cloves to a deep baking tray.
Tightly wrap the baking tray with tin foil and bake for 2 hours.
Carefully take out the baking tray and baste the pork (Pour the liqud on top of the pork 5-6 times).
Wrap the baking tray tightly with tin foil again and bake for 2 and a half hours to 3 hours.
Until the pork is tender and falling apart.
Place the pork in a large mixing bowl and use 2 forks to shred the pork.
Reserve the cooking liquid from the baking tray