White chocolate flanwith dark chocolate sauce

25Butter, 200g. Digestive biscuits or marie finely crushed in a food processor,
200g. White chocolate, chopped,
250ml whipping cream,
For the chocolate sauce-50g. Dark chocolate, finely chopped or grated,
75g. Fresh cream,
2 tsp castor sugar,
1cup milk

1. Melt the butter in a large sauce-pan,
2. Add the biscuits and mix well.
3. Butter an loose based round tin and press the biscuits into the base using your hands or by back of spoon.
4. Freeze until cold. mean while, melt the white chocolate in double boiler or in the micro wave once the chocolate has melted, leave to cool.
5. Whisk the cream until it is quiet thick. add 2 tsp of whipped cream to the white chocolate and stir it in.
6. Pour the rest of the chocolate into the cream and mix well.
7. pour into the tin and chill until firm
8. . for the chocolate sauce-- .make the sauce by putting all the ingredients in a saucepan with 1cup of milk and bring to a simmer,stirring.
9. Simmer until the mixture thickens and then cool.
10. Decorate the top of the flan by putting polika dots and re-warm the rest and serve it with flan.