Lemon Balm and Blackberry Meringues
Separate egg whites from yolks when egg are cold (right from the refrigerator). Place the whites in a large bowl and let stand at room temperature 30 minutes. Places the yolks in a tightly covered container and store in the refrigerator for another use.
To mash blackberries, place ripe blackberries in a bowl, sprinkle with a little sugar, and coarsely mash berries with a fork.
To Make Ahead
Bake meringue shells as directed. Place in an airtight container and store at room temperature up to 24 hours or freeze up to 2 weeks.