Preheat the oven to 350°F (180°C).
Line an approximately 12 x 10-inch baking tray with parchment paper.
Using a stand electric mixer, beat the eggs for 1 minute on high.
Leaving the mixer on, slowly add in erythritol and continue beating for whole 8 minutes.
The mixture will become thick and fluffy.
Whisk together ground almonds and salt and slowly add to the egg mixture.
Fold in carefully with a spatula.
Scrape the bottom of the bowl to make sure all the almondsare folded into the batter.
Do not over mix.
Pour the batter into the baking pan and bake immediately for 15 minutes, or until a toothpick comes out clean.