This versatile gratin recipe allows you to explore various ingredients such as celery, cabbage, potatoes, and even apples. A gratin is a delicious dish that combines layers of vegetables or fruits baked with a creamy sauce and topped with a golden crust. This recipe is designed for those who love to experiment in the kitchen and want to create a dish that is both comforting and impressive. Ideal for family dinners or gatherings, this gratin can be prepared ahead of time and baked just before serving, making it a convenient option for busy cooks. The combination of textures and flavors will delight your taste buds, and it’s a wonderful way to incorporate different vegetables and fruits into your meals.