Preheat oven to 375 degrees F. Whisk together the eggs, olive oil and water. Set aside.
In a large bowl combine the almond flour, Parmesan, baking powder, stevia, oregano, and red pepper, stir to blend.
Add the wet ingredients to the dry to form a dough, which will be sticky.
Coat a half sheet pan with olive oil cooking spray. Smooth the dough onto the pan 16-by-8 inch rectangle.
Bake for 20-25 minutes until golden and crisp around the edges. Allow to cool about 20 minutes.
While the dough is baking and cooling, prepare the avocados. Place them in a large bowl with lemon juice and salt. Mash well.
Cut the toast into 8 squares and top with avocado.