Peel and slice the onion and crush the garlic.
Place in a large casserole dish greased with ghee and cook over a medium-high heat for about 5 minutes or until fragrant and lightly browned.
Meanwhile, dice the eggplant into about 1/2-inch (1 cm) pieces.
Once the onion & garlic are browned, add the eggplant.
Cover with a lid, lower the heat to medium-low and cook for 3-5 minutes.
Meanwhile, cut the cauliflower and broccoli into small florets.
Peel and slice the stalks ...
...
and add all to the casserole dish.
Mix and keep cooking covered with a lid for 3-5 minutes.
Slice the green pepper, ...
...
and roughly chop the tomatoes.
Add both to the casserole dish, pour in vegetable stock or water, mix and cover with a lid.
Cook for another 5 minutes.
Meanwhile, slice the zucchini.
Add the slices to the dish and mix.
Cover with a lid and cook for 5-10 minutes or until the zucchini is tender.
Add freshly chopped parsley and oregano, salt and pepper.
Leave some parsley for garnish.
Mix and top with crumbled feta cheese.
Place under a preheated broiler and cook for about 5 minutes or until the feta is lightly browned.
Place on a cooling rack and leave to rest for 5 minutes.
Finally, garnish with the reserved parsley and drizzle with olive oil.
Enjoy hot or cold!