Marinade – 3-4 lb pork shoulder, fat trimmed, diced into 2 inch cubes – 3/4 cup freshly squeezed orange juice, about 2 oranges – 1/4 cup freshly squeezed lime juice, about 2 limes – 1 tbsp extra virgin olive oil – 1 tbsp dried oregano – 2 tsp kosher salt – 2 tsp garlic powder – 2 tsp ground cumin – 1 tsp onion powder – 1 tsp crushed red pepper flakes – 1/2 tsp freshly cracked black pepper For Serving – Corn tortillas or cooked white rice – Lime wedges – 1/4 cup finely diced white onion – 2 tbsp chopped cilantro