Biryani Handi" refers to a traditional dish where "Biryani" is a popular South Asian mixed rice dish, and "Handi" is a deep, wide-mouthed cooking pot made of clay, traditionally used for cooking.
"Biryani Handi" typically means biryani that is cooked or served in a handi. The use of a handi in cooking gives the biryani a distinct flavor and presentation.