Instant Pot Carnitas

Bahan-bahan (4 porsi)

• 4 -5 pounds pork shoulder (cut into 2 inch pieces)
• 2 teaspoons salt
• 1 teaspoon ground black pepper
• 1 tablespoon vegetable oil
• 1 onion chopped
• 3 cloves garlic (minced)
• 1 cup chicken stock
• 1 6 ounce can tomato paste
• ¾ cup orange juice
• ¼ cup lime juice
• 2 teaspoons cumin
• 1 teaspoon oregano
• 1 teaspoon salt
• ½ teaspoon pepper
• 1 teaspoon chili powder