Preheat oven to 180°C.

Using an electric mixer, beat egg whites and sugar for 10 minutes or until thick and glossy

Mix vinegar, vanilla and cornflour together

Add to meringue

Beat on high speed for a further 5 minutes

Line an oven tray with baking paper

Draw a 22 cm circle on the baking paper

Spread the pavlova mixture to within 2 cm of the edge of the circle, keeping the shape as round and even as possible

Smooth top surface over

Place pavlova in oven then turn oven temperature down to 100°C

Bake pavlova for 1 hour

Turn oven off

Open oven door slightly and leave pavlova in oven until cold

Carefully lift pavlova onto a serving plate

Decorate with whipped cream and fresh fruit