Step 1

In a large flat container or bowl, mix the oregano, chili powder, cumin, salt and pepper. Sprinkle all sides of the meat with the mixture and place in the instant pot.

Step 2

Place the onion and chilis in the instant pot. Then place the garlic, cut side down, on the meat.

Step 3

Pour the orange juice, lime juice, and coke over the meat.

Step 4

Seal the instant pot and set the meat cycle for 90 minutes.

Step 5

When the time has finished, let it slow release.

Step 6

Open and place the meat on a cutting board or plate. Remove any pieces of fat and using two forks pull the meat apart.

Step 7

Set the broiler for 500° and cover a cookie sheet in tin foil.

Step 8

Place meat on the cookie sheet. Spoon some of the broth over the meat. Place under the broiler till crispy, about 5 minutes. Stir the meat and crisp again.

Step 9

Remove meat from the oven and serve.