Heat some coconut oil in a pan
In a bowl, whip together the egg, egg whites and seasoning.
Pour the egg mixture into pan.
Add the crumbled feta, chilli flakes and spinach leaves and heat until the spinach leaves wilt.
Flip one side of the omelette onto the other side and flip to cook both sides evenly.
Once done, place the omelette on a plate.
Place the puy lentils and avocado salad to serve on the side.