Amer Mishti Achar is a traditional Bengali sweet and tangy pickle made with raw mangoes. It is a popular condiment in Bengali cuisine and is known for its unique combination of flavors. The pickle is made by marinating raw mangoes with a blend of spices, sugar, and vinegar. It is then left to mature for a few days, allowing the flavors to develop. Amer Mishti Achar is typically served as a side dish with rice, dal, or any Indian meal.