Instant pot lamb tacos al pastor

Name: Instant pot lamb tacos al pastor
Prep time: 10 min
Cook time: 35 min
Total time: 45 min
Cuisine: Mexican
Ingredients: 120 ml | 1/2 cup fresh orange juice; 1 lime (, juice only); 2 tbsp tomato paste; 3 garlic cloves (, minced); 2 tsp chilli paste; 2 tbsp dried oregano; 2 tsp ground cumin; 2 tsp smoked paprika; 1/8 tsp ground cloves ((a small pinch)); 2 tsp salt; 2.2 kg | 5 pounds lamb shoulder; 120 ml | 1/2 cup pineapple juice or beer; Salt and pepper to season ((to taste)); tortillas; 1 small pineapple (, cut into cubes); 1 avocado (, sliced); 1 lime (, cut into wedges); 3 tbsp coriander ((cilantro) roughly chopped); 1 small onion (, very finely sliced); Hot chilli sauce ((optional))