What is the definition of 'tarweeg al-luqmah' (feeding a morsel) in this context?

Chapter on Maintenance of Slaves

Al-Mughni

Book of Maintenance (Nafaqāt)

Book 46 · Issue 2 · Bab 4

Open in Qurani

Primary text

Tarweeg al-luqmah means dipping the morsel in broth and fat, thus moistening it before offering it to the servant.