Puree the bananas and place in a saucepan with the milk and cream. Bring to the boil while stirring and simmer over low heat until the mixture has become thick, stirring occasionally. Then add the pistachios and almonds, simmer for another 10 minutes. Now add the sugar and simmer for another 10 minutes. Finally stir in the cardamom and let it cool.
Tip:
The mass is suitable as a spread, as a filling for pastries and - rolled in chopped almonds, pistachios or roasted sesame and shaped into balls - for pralines.