Briefly blanch peaches with boiling water. Quench and peel the skin. Cut peaches in half and stone
Mix liqueur and lemon juice and drizzle over the peaches. Leave to steep for approx. 30 minutes
Select the raspberries and wash them if necessary. Except for a few for decoration, puree and possibly pass through a fine sieve. Season the puree with sugar
Cut 4 peach halves into slices. Serve with the halves, vanilla ice cream and raspberry puree. Decorate with lemon balm and rest of raspberries