Slow cooker Pulled Pork

Ingredients

• 1 kg boneless pork shoulder ((with rind))
• 12 corn tacos
• 2 little gem lettuces
• sliced avocado, pink pickled onions, soured cream or half-fat crème fraiche and lime wedges, (to serve)
• 1 medium red onion
• 4 garlic cloves
• 1 orange
• 2 limes
• 1-2 tsp hot pepper sauce (from a bottle), (or to taste)
• 1 tbsp white wine vinegar or cider vinegar
• 1 tbsp soft light brown sugar
• 2 tsp dried oregano
• 1 tsp ground allspice
• 1 tsp ground cumin
• 1 tsp ground coriander
• 1 tsp flaked sea salt
• 1 tsp coarsely ground black pepper