If you are looking for cheap and good quality Indian/Pakistani food, you should goto Shadman on Grove St in Jersey City. On weekdays they have the buffet for 5.95 which has decent number of items to choose from.
On the weeknights and weekends, you can order 2 vegetables with rice or bread for 6 bucks.
The owners are were co-operative and helpful. The place is always full with people.
They always seem to have huge party orders also.