What are the major reasons for serving sauces with main course?

Sauces enhance the flavor profile of a main course by adding moisture, richness, and complexity, which can elevate the overall dining experience. They can also provide contrasting textures and temperatures, making the dish more visually appealing and enjoyable. Additionally, sauces can complement or balance the main ingredients, bringing harmony to the dish and highlighting its key flavors. Finally, serving sauces allows for versatility, enabling diners to customize their meals according to personal preferences.