Step 1: Understanding the Concept:
Traditional Indian ethnic foods include diverse animal-derived delicacies prepared by regional communities.
Step 2: Detailed Explanation:
Ghonga (or Ghonghi) refers to freshwater edible snails (Pila globosa and Bellamya bengalensis) collected from ponds and paddy fields in eastern India (Bihar, Jharkhand, West Bengal).
They are cleaned, boiled, deshelled, and cooked into traditional high-protein ethnic curries.
Step 3: Final Answer:
Therefore, Ghonga is an indigenous food product derived from snails.