Apple Thokku is a tangy and spicy South Indian pickle made with apples. It is a delicious and versatile condiment that can be enjoyed with rice, roti, or as a spread on bread. The apples are cooked with a blend of spices, tamarind, and jaggery, giving it a sweet, sour, and spicy flavor. This pickle is easy to make and can be stored for a few weeks in the refrigerator.