Let the strudel dough sheets rest at room temperature for about 10 minutes. Peel onion. Clean and wash the peppers. Wash and clean the zucchini and eggplant. Dice prepared vegetables. Cut chorizo into slices. Heat oil in a pan and drain sausage while turning
Melt the butter. Grease 5 Tartelettes (approx. 12 cm Ø). Roll out the dough sheets. Quarter 1 pastry sheet. Put one quarter in a pan and spread a thin layer of butter on it. Place the second sheet of dough on top and spread. Process the remaining two dough sheets in the same way and brush them. With the remaining dough, line the other trays in the same way. Cover remaining dough with foil
Place the ramekins on a baking tray. Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for about 10 minutes. Remove from the ramekins. Repeat the process with the remaining pastry sheets
In the meantime, remove the slices of sausage from the pan and braise the vegetable cubes in the frying fat for about 5 minutes, stirring continuously. Dust with flour. Add tomato paste and stock. Bring to the boil and simmer for another 3 minutes. Season to taste with salt and cayenne pepper. Put the sausage slices back into the pan. Arrange the ratatouille in the prepared tartes