Clean and wash the prawns well. Squeeze out all the excess water
Place the prawns in a large bowl. Add the garlic powder, green chillies, paprika, chilli flakes, salt and pepper. Refrigerate for 30 minutes
Heat the 3 tablespoon oil in a large pan on high heat. Fry the prawns in two batches, not more than 30 seconds on each side. Remove from pan and set aside
Using the same pan, add the butter, garlic, birds eye chilli, paprika and chilli flakes and fry for a minute
Place the prawns in the butter and cook on high heat for a further minute. Be careful not to overcook the prawns
Drizzle some lemon juice over the prawns and garnish with parsley. Serve with crusty bread