The meeting, which was also attended by Political Secretary to Congress president Ahmed Patel, was held close on the heels of induction of 59 ministers in the Singh's team.
Six senior ministers in the Prime Minister's 79-member team have been allocated portfolios while the rest are yet to be announced amid reports of a tussle over key ministries.
Singh and Gandhi have held a series of meetings over the issue of government formation in the last few days.
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