Make the polenta by boiling the water, adding salt and when boiling whisk in polenta. Stir continuously and add milk and butter. Add the onion powder and continously stir. If it goes too thick, add water or milk, lower the heat after 20 minutes. Set aside
Chop the mushroom into 4, chop the eggplant into small pieces and set aside. Fry the onion until translucent and add the mushroom and tomato. Chop the leek and add into the pan then add the eggplant to create a stew. Add more water as needed
In an oven dish, layer the dish with the stew then the polenta then add the grated cheese on top. Add into the oven for 20 minutes. Remove from the oven and serve.
