સારા બાંટ દઉં, પણ આધા કાટ લઉં.

sārā bāṁṭa dauṁ, paṇa ādhā kāṭa lauṁ.

Literally: I give good shares, but I cut half away.
What it means: Pretending to deal generously while secretly deducting a massive cut for oneself.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.