Peel the onions and roughly chop them. Halve and thickly slice 2 medium aubergines. Soften the onions and aubergines in the olive oil in a large, deep pan.
STEP 2
As the vegetables soften, add the garlic, ginger and curry powder, fry briefly.
STEP 3
Add the chopped fresh tomatoes and 200ml of water. Leave to simmer for 25 - 30 minutes.
STEP 4
Season and add garam masala. Finish with a little fresh coriander and offer yogurt at the table.