Pre-heat oven to 150C (fan forced)
Add the egg whites into a large mixing bowl and whisk lightly.
Add the remaming ingredients.
Stir until all combined.
Evenly space about a large tablespoon of mixture onto a lined baking tray.
Place into the oven at 150C (fan forced) and bake for 10 mins.
Remove from oven at the 10 minute mark and squash each cookie down with a fork. This will help them to bake evenly and create a delicious crunch!.
Continue to bake for a further 10 mins. Total bake time is 20mins.
Remove from oven and allow to cool fully before enjoying.