Always read labels to make sure each recipe ingredient is gluten free. Products and ingredient sources can change.
Cold eggs separate easily, while room temperature egg whites beat to their highest volume. Let the eggs whites stand at room temperature for about 15 minutes before beating them.
Meringue become tough if it absorbs moisture; store these "ghosts" in a loosely covered container at room temperature. If the humidity is high, transfer them to a tightly covered container.