[header] How to make roasted aubergine soup [title] Cube aubergines and place in a large bowl of salted ice water. [step] Let sit for 20 minutes. [title] Preheat oven to 450 ° f (232 ° c). 
[title] Lay cubed aubergines on an aluminium-foil lined baking sheet. [step] Drizzle over olive oil, then dust with sea salt, cinnamon, and cumin.