In respect to this, how long does it take to cook a pig in an IMU?

Total cooking time should be about 6 to 8 hours and sometimes as longs as 10, depending on the size of the pig. Once enough time has passed, layer by layer, you'll take apart your oven ti get the meat. The pork should shred easily.

One may also ask, how do you prepare IMU? To build an imu, a lua or round pit, about 2 feet to 4 feet deep with sloping sides, is dug into the earth. The diameter and depth of the lua will match the amount of food to be cooked. The pit must be large enough to contain not only the food, but the rocks and the vegetation. Keep the imu as compact as possible.

Also Know, how do you prepare a pig for IMU?

Directions

1. Dig a hole in the ground about 8-feet by 8-feet by 4-feet deep. Arrange wood in a pyramid fashion then placing round river stones on top of wood.
2. Place pig on its back and place a few hot stones in cavity.
3. Arrange remaining stones over wood so it becomes level.
4. Uncover imu and shred pig.

How does an imu oven work?

Simply put, an imu is an oven created by digging a hole into the ground. While it may seem like an easy method of cooking, especially since it allows for large quantities of food to be slow-cooked at one time, there's a reason why the imu is almost exclusively used for large ceremonies and parties.