[Peru] How to cook Sardine ceviche

Ingredients
- 12 sardines, butterflied
- 4 jalapeños or 2 green banana chillies
- 250 ml (1 cup) olive oil
- 1 bunch coriander, leaves picked, stalks finely chopped
- 4 red bird’s-eye chillies, seeded, finely chopped
- 75 g (¼ cup) aji amarillo paste (see Note)
- 1 lemon, juiced
- 2 limes, juiced
- 2 egg yolks
- 1 garlic clove, chopped
- pickled chillies, to serve
- 160 ml (â…” cup) olive oil
- 4 lemons, juiced
- 3 limes, juiced