One specific festival, described under two slightly different names by two different sources, is the clearest single occasion on which Mahesh Pandit's own presence beside Nityananda Prabhu is recorded outside the standard lists of the twelve gopalas. What follows keeps to what the sources actually say about him, and treats the wider festival itself — famous for a very different devotee's own story — only as the necessary background.
The Chira-Dadhi Mahotsava, Also Called the Danda Mahotsava #
The festival in question is Panihati's Chira-dadhi Mahotsava, the festival of chipped rice and yogurt, and it is chiefly remembered today as the turning point in Raghunatha Dasa Goswami's own life. Nityananda Prabhu, calling the hesitant young Raghunatha a thief for having stayed away from Him so long, seized him, placed His own feet on his head, and then pronounced a mock sentence: Raghunatha was to arrange a feast of chipped rice and yogurt for every Vaishnava gathered at Panihati that day. Raghunatha did exactly that, and the "punishment" became one of the most joyful assemblies Nityananda Prabhu ever held — which is why the same event is remembered under two names in the tradition, as the Chira-dadhi Mahotsava for the feast itself, and as the Danda Mahotsava, the festival of punishment, for the sentence that produced it.
Gaudiya History's biography of Mahesh Pandit records him simply as having participated in the Chira-dadhi Mahotsava at Panihati; a second, separately posted entry on the same site instead describes him as present at the Danda Mahotsava held at Paninati — almost certainly the same place under a variant transliteration of the same name, rather than a second, distinct festival. Read together, the two entries most plausibly describe a single occasion, recorded twice in slightly different words rather than two separate events. Neither account describes what Mahesh Pandit personally did there. Unlike Raghunatha Dasa Goswami, whose whole story turns on this one day, Mahesh Pandit appears only as one name among the many devotees the festival drew — present, and recorded as present, but without a scene of his own.
Following Nityananda Prabhu to Saptagram #
The same source that names him at the Chira-dadhi Mahotsava adds one further detail: that afterward, Mahesh Pandit followed Nityananda Prabhu on to Saptagram, a river town on the Bengal side of the Ganges that served as one of Nityananda Prabhu's own regular stopping points as He continued gathering and instructing devotees through the region. Saptagram does not appear elsewhere in Mahesh Pandit's own story — no episode there is attached to his name, and the sources give only the single fact that he went. Read alongside his eventual Sripat near Chakdaha, not far downriver, the detail suggests a devotee whose life was spent largely in this same stretch of riverside Bengal, moving with Nityananda Prabhu's own itinerant preaching rather than staying fixed in one place. It is a small fact, honestly reported as small: the sources preserve that he followed, and nothing more.