Grease a Savar form (1.5 l capacity) or springform pan (26 cm Ø; with tube sheet insert). Heat white twitch and 275 ml water in a pan. Simmer for 6-8 minutes until the mixture caramelizes golden yellow.
Pour evenly into the mould and allow to cool.
Mix condensed milk, milk and eggs. Preheat the oven (electric cooker: 175 °C/circulating air: 150 °C/gas: see manufacturer). Place the Savarinform in a fat pan (deep baking tray). Pour milk mixture into the mould.
Push the fat pan into the hot oven. Pour so much hot water into the fat pan that the mould is in the water to approx. 2⁄3 Let it stand for about 1 hour. Remove the mould and let the flan cool down. At least
Chill for 6 hours.
Peel and chop the pineapple. Halve the papaya and remove the seeds. Remove the flesh from the skin with a tablespoon and dice. Peel the mango. Cut the flesh into pieces from the stone.
Mix fruit, brown sugar and rum. Turn the flan over onto a plate. Add fruit salad.