Preheat oven to 400 degrees.
Mix the almond flour and salt together before adding the egg.
Put all the cheeses together and microwave for 1 minute before stirring. Microwave another 30 seconds.
Mix both the cheeses and the flour/egg mixture together until they are fully incorporated.
Roll the dough out between cooking-sprayed parchment paper.
Slice into small squares using a pizza cutter. Top with the coarse sea salt.
Bake for 6-7 minutes.
Flip all of the cheese-its over and bake for 6-7 minutes.