Prepare all the ingredients.
Cut the eggplant in big dice of 2 cm.
Salt and leave to soak for 30 minutes.
Rinse in cold water...
...and wipe them using a dry cloth.
sliced onions and chopped garlic in butter.
Add diced potatoes (1 cm dice), minced carrot and mushrooms.
Cook for a few minutes...
...and add the red pepper cut in thin strips and the broccoli cut into florets. Leave to cook another few minutes...
...and add the eggplants last.
Leave to simmer another 2 minutes and remove from the heat.
Make a white roux using butter and flour.
Add boiling milk and stir well for a few minutes on medium heat.
Add feta, parmesan, grilled pine nuts and oregano.
Mix the vegetables with the sauce that was obtained...
...and add 2 beaten eggs.
the puff pastry.
Place a ribbon of puff pastry all around the pie shell.
Fill the shell with the preparation.
the ribbon of puff pastry using eggwash...
...and cover with a pastry. Form a chimney in the center of the pie shell.
Glaze all the surface of the pie using egg yolk.
Cook 35 to 40 mn in preheated oven at 180°C...
...until the pastry is browned.