Aloo Ki Khatti Tarkari is a tangy and flavorful potato curry from the Indian subcontinent. It is made with boiled potatoes cooked in a spicy and sour gravy made with tamarind pulp, tomatoes, and a blend of aromatic spices. This dish is a perfect combination of tangy and spicy flavors, making it a popular choice for lunch or dinner. It can be served with rice or roti for a satisfying meal.