Zucchini, tuna and cottage cheese cake

Peel the zucchini, cut into pieces and cook in the microwave for 5 minutes.

Chop the onion and poach it in the pan with the extra virgin olive oil.

Add the chopped zucchini to the pan and season to taste.

Add the tablespoon of flour, stir a little and add the milk.

Drain the water from the tuna and add to the pan. Stir and set aside.

Preheat the oven to 180° to gratinate.

Pour the mixture into a baking dish. Put the chopped boiled egg and the ricotta cheese on top. Sprinkle with grated cheese and bake au gratin.