Poor Man's Tomatoes

Ingredients

• 4 large tomatoes
• 2 tablespoons fresh basil, chopped
• 4 teaspoons olive oil
• 10 ounces white mushrooms, chopped very finely
• 1 small onion, chopped very finely
• 2 garlic cloves, finely chopped
• 1 tablespoon fresh parsley, chopped
• salt
• pepper
• 1 cup vegetable stock or 1 cup broth
• 1 tablespoon parmesan cheese, freshly grated