Tart With Onions And Zucchini

Preparation:

Preparation: Turn on the oven at 220 degrees (thermostat 7). In a bowl, mix the flour and baking powder with the butter. Dilute with enough milk to obtain a soft paste. Knead it on a floured surface, then roll it out on a greased baking tray and form a disc of 23 cm in diameter. Brush it with oil and cook in the oven for ten minutes; Heat the rest of the oil in a pan and brown the sliced onion and courgette. When they are softened, remove them from the heat. Melt the butter for the sauce in a saucepan, add the flour, stir and cook for a minute. Remove from the heat and pour in the milk, a little at a time. Stir to dissolve the flour and put back on the heat. Stirring let thicken over low heat. Season with oregano, salt and pepper. Remove the pasta from the oven and cover it with half of the sautéed vegetables. Cut the cod into strips and spread it over the vegetables. Distribute the rest of the vegetables and sprinkle with the grated cheese. Put it back in the oven at 200 degrees (thermostat 6), and let it cook for twenty minutes.