Assam fish head curry ~ 'malaysian monday 1'

Ingredients

• 800 g Garoupa fish head, washed, cut into big pieces
• 100 g ong beans, cut into 2 inch lengths
• 2 aubergine, cut into quarters
• 2 tomatoes, cut into quarters
• 80 gm bean curd skin, soaked and cut into 2 inch lengths
• 200 g  prepared assam fish curry paste (bought from the wet market)
• 500 ml sugarless soymilk
• 1 cup water
• Salt to taste