Crispy pork belly with dips

Name: Crispy pork belly with dips
Ingredients: 2 garlic cloves, roughly chopped; 2 tbsp fennel seeds; 1 red chilli, roughly chopped, or pinch of chilli flakes; 4 tbsp olive oil; 500g/1lb 2oz pork belly; 120g/4½oz unsalted butter; 1–2 tbsp white wine vinegar; 1 tsp Worcestershire sauce; 150g/5½oz hot sauce; 2 garlic cloves, finely chopped; 100ml/3½fl oz soured cream; 12 pickled jalapeño chillies; 3 spring onions, finely sliced; 15g/½oz coriander, finely chopped; 1 lime, juice only; salt and freshly ground black pepper