Preheat the oven to 250 ° C fan oven. Grease a coated baking sheet well and let it warm up in the hot oven for about 5 minutes.
Whisk the eggs with the milk and spices. Pour the egg milk onto the tray. Now spread the spinach, the feta cheese and the tomatoes on top and bake in the preheated oven at the top now at 220 ° C for about 10 minutes.