Parson's Special is a classic British dish that features a hearty combination of sausages, mashed potatoes, and onion gravy. The sausages are pan-fried until golden and juicy, while the mashed potatoes are creamy and buttery. The dish is then topped with a rich and flavorful onion gravy, which adds a savory and comforting element to the meal. Parson's Special is a satisfying and delicious dish that is perfect for a cozy dinner or a traditional Sunday roast.