Where does “sausiche” come from?

sausiche (Anglo-Norman) comes from Old French saucice, from Latin salsīcius, from Latin salsus, from Latin sāl, from Proto-Italic sāls, from Proto-Indo-European *sḗh₂l.

Ancestry of “sausiche”, step by step

Step	Language	Word	Meaning
1	Old French	saucice	—
2	Latin	salsīcius	—
3	Latin	salsus	salty, briny; salted; witty
4	Latin	sāl	—
5	Proto-Italic	sāls	—
6	Proto-Indo-European	*sḗh₂l	—

Every word from Proto-Indo-European *sḗh₂l →