Eggplant Cannelloni with Roasted Tomato Sauce Recipe - Authentic Italian Dish

Ingredients

• 1 tbsp olive oil
• 10 plum tomatoes
• 1 small onion , sliced
• 4 cloves garlic , peeled
• 1 large eggplant
• 10 oz (283 g) package of frozen chopped spinach , thawed and squeezed dry
• 1 cup low- fat ricotta cheese
• 2 egg whites
• 2 tbsp chopped fresh herbs , such as basil , oregano , and parsley
• 2 tbsp grated parmesan cheese