Besides Prosenjit, who struck in the 13th, 31st and 48th minutes, the other scorers are Jayananda Singh (4th), Jerry Lalrinzuala (20th), Bedashwor Singh (33rd and 47th), Edmund Lalrindika (74th) and Nuruddin (75th).
For Bhutan, Yoesel Dorji scored the lone goal with four minutes of the first-half left to play at the Ali Sabah Al Salem Stadium last night.
India are on second spot in Group A with seven points behind table toppers Kuwait (nine points) against whom they play on Sunday. India need at least a draw against Kuwait in their last Group A match on Sunday as Tajikistan -- who are on four points -- are expected to beat Lebanon.