4 mild red chillies, seeds removed and chopped
2 red birds’-eye chillies, seeds removed and chopped
4 garlic cloves, chopped
2 unwaxed lemons, juice and zest only
1 onion, roughly chopped
small bunch of parsley
generous dash Worcestershire sauce
1 tsp soft light brown sugar
1 tsp dried oregano
1 tsp salt (optional)
1 tsp smoked paprika
2 tbsp white wine vinegar
1 chicken, spatchcocked