Passover Lemon Pavlova

Ingredients

 * 1 cup sugar
 * 1½ cup water
 * ¼ cup potato starch
 * 3 yolks
 * 1 tbsp margarine
 * ¼ cup lemon juice
 * 1 tsp lemon extract, optional
 * 6 egg whites
 * ⅓ cup sugar
 * 1 tbsp potato starch

Directions

 * 1) Whip egg whites with sugar (⅓ cup) and potato starch until very stiff.
 * 2) Boil 1 minute.
 * 3) Add margarine, juice, and lemon extract.
 * 4) Mix until smooth.