Defrost the ice. Coarsely chop dates and almonds. Wash pears and dab dry. Cut out the core of the pears with a cookie cutter, leaving the stalk standing. Fill pears with date and almond mixture.
Place in a greased form and cook in the preheated oven (electric cooker: 200 °C/ gas: level 3) for approx. 20 minutes. In the meantime, melt butter in a coated pan. Add sugar and melt while stirring.
Brown lightly at the same time. Add liqueur. Allow the caramel to cool slightly. Arrange the pears with the vanilla sauce on plates. Add caramel.