Storing Instructions: Ratatouille keeps well in the refrigerator and often tastes even better the next day. Let the ratatouille cool to room temperature before storing. Then, transfer it into an airtight container and place it in the refrigerator. It will stay fresh and tasty for up to 4-5 days.Servings Tips: Serve along with crusty bread, quinoa, rice, or pasta. Make it a side dish with grilled tofu, seitan, or your favorite plant-based protein. Ratatouille can be enjoyed warm or at room temperature, making it a great option for potlucks and picnics.