From: Rabbi Moshe Sofer
To: Rabbi Refael Gloga
The Chasam Sofer investigates why the Rambam omits the ruling about measuring eruv techumin food individually for a sick person or glutton. He proposes a novel resolution connecting this to the kometz measurement, arguing a small-handed kohen may scoop multiple times.
Source: Shu"t Chasam Sofer OC §98