Stir with a spoon the eggs with the milk, the butter, the feta cheese, black pepper and garlic. Add very well squeezed spinach and mix. Mix flour with baking powder and add to liquid ingredients. If the feta cheese is not savory enough, add salt. Cakes shaped with 26h10 cm greased with butter and flour and pour the dough. Top sprinkle seeds of your choice and lightly pressed. Bake in preheated oven at 180C for 25-30 minutes. Check with a stick.