Barramundi, lemongrass and lime leaves

Name: Barramundi, lemongrass and lime leaves
Cuisine: Asian, Indian
Ingredients: 4 x 500g whole barramundi, cleaned; Sunflower oil, to shallow-fry; 4 long green shallots, thinly sliced; Thinly sliced red chilli and lime wedges, to serve; 1 lemongrass stalk, white part only, finely grated; 1 loosely packed cup kaffir lime leaves, stems removed, torn, plus extra 1/2 cup leaves; 3 bunches coriander, roots only, washed (reserve sprigs for another use); 5 long green chillies, chopped; 8 garlic cloves, chopped; 5cm piece (25g) ginger, chopped; 2 tsp finely grated palm sugar; 2 long green shallots, chopped; 1/4 cup (60ml) grapeseed oil, plus extra 2 tbs