Preheat oven to 300º.
In a large bowl, beat egg whites till frothy. Mix in vanilla, then toss in almonds. Stir gently to coat.
In another bowl, combine the sugars, salt, and cinnamon. Add to nuts and gently toss to cover almonds.
Spread evenly into two foil-covered sheet pans.
Bake for 25-30 minutes, stirring halfway through cooking time.
Allow to cool, then store in an airtight container.
