Grilled Ratatouille Recipe

Name: Grilled Ratatouille Recipe
Ingredients: 1 medium to large eggplant; 1/2 tsp sea salt; 2 medium zucchini (or summer squash or combination); 1 large sweet onion (like vidalia or walla walla); 1 or 2 bell peppers (any color); 8 oz mushrooms (sliced or halved); 3 cloves garlic; 1 large beefsteak tomato or 3 or 4 roma tomatoes; 3 tbsp olive oil (approximate); Salt & pepper; 1 tsp. oregano or herbes de provence; 2 tbsp chopped fresh basil; 2 tbsp fresh grated parmesan; 2 tsp balsamic vinager; 2 tsp olive oil