Creating Ratatouille is a rewarding experience filled with rich aromas and delightful colors. Follow these steps for a perfect dish:

1. Prepare the Vegetables: Wash and dice all the vegetables. Make sure to cut them into similar sizes for even cooking.
2. Sauté the Onions and Garlic: In a large skillet, heat olive oil over medium heat. Add the chopped onions and sauté until translucent, about 5 minutes. Then, stir in the minced garlic and cook for another minute.
3. Cook the Eggplant: Add the diced eggplant to the skillet. Sauté for about 5-7 minutes until it starts to soften.
4. Add Bell Pepper and Zucchini: Mix in the diced bell pepper and sliced zucchini. Cook for an additional 5 minutes, stirring occasionally.
5. Incorporate Tomatoes: Add the diced tomatoes to the mixture and cook for a further 5-10 minutes. This will allow the tomatoes to break down and blend with the other vegetables.
6. Stir in Tomato Sauce and Herbs: Pour in the tomato sauce along with the oregano, thyme, salt, and pepper. Stir well to combine all ingredients thoroughly.
7. Simmer on Low Heat: Reduce the heat to low, cover the skillet, and let the Ratatouille simmer for 30-40 minutes. Stir occasionally to prevent sticking.
8. Taste and Adjust: After simmering, taste your Ratatouille and adjust seasoning as necessary. Feel free to add more herbs or spices to suit your preference.
9. Remove from Heat: Once the vegetables are tender and flavorful, remove from heat. Let it sit for a few minutes before serving to allow the flavors to meld.

By following these steps, you will create a noteworthy Ratatouille that celebrates the beauty of fresh ingredients and proper technique.