1.Preheat oven to 130°C. Mark an 18cm circle on baking paper. Turn paper over; line oven tray with paper.
2.Beat egg whites in a small bowl with an electric mixer until soft peaks form; gradually add sugar, beating well after each addition, until sugar dissolves. Add extract and vinegar; beat until combined.
3.Spread meringue into circle on paper.
4.Bake pavlova about 1½ hours. Turn oven off; cool pavlova in oven with door ajar.
5.Beat cream in a small bowl with an electric mixer until soft peaks form.
6.Top pavlova with cream, berries and passionfruit.
Decorate the pavlova with fruit that is in season. As a treat for the kids, you could decorate with banana and chocolate sauce.Note