Reb Mendel M’Riminov (1745-1815), disciple of Reb Elimelech of Lizensk) said, that saying Parshas Ha’mann (Shnayim Mikroh V’Echod Targum) on Tuesday Parshas B’Shalach, is a Segulah for Parnassah.
Click HERE for an ArtScroll version of Parshas Ha’maan, and HERE for a Hebrew version.
Read more about it from Halachically Speaking here.
It is also quoted from Seforim saying, that one who recites this T’efillah each day, will not lack Parnassah.
Parshas-Hamann-pdf
And with the price of eggs these days…