extra-virgin olive oil, plus extra for frying and serving • onion, coarsely grated • garlic, finely chopped • minced beef • flat-leaf parsley, finely chopped, plus extra for serving • breadcrumbs • egg, lightly beaten • ½ tsp ground nutmeg • extra-virgin olive oil • garlic cloves, peeled and finely chopped • ½ tbsp dried chilli flakes • paprika •