Passion fruit mousse--one-step dessert for a new year

Ingredients

• 1 can sweetened condensed milk,
• 2 cups heavy whipping cream,
• 1 and 1/2 cup passion fruit concentrate.
• 1 tablepsoon Grand Marnier or Cointreau liquor,
• fresh berries or kiwi to decorate,
• fresh lady fingers to serve with the mousse.