1. Rinse the spinach, chop it roughly, and reduce it in a pan with a little olive oil.
2. Finely mince the onion.
3. Separate the white from the egg yolks.
4. In a salad bowl, mix the flour, baking powder, spices. Then add the chopped onion, egg yolks, milk and cooled melted butter, then the cooked spinach.
5. Beating egg whites. Gently add them to the dough using a spatula, without mixing too much.
6. Heat a pan with a little olive oil, place a large tablespoon of dough in it. When the edges are firm and small bubbles appear in the center, add a few mint leaves and turn it over, cook until it turns blond.
7. Serve with a little feta and lemon juice.