Where does “sarsa” come from?

sarsa (Chavacano) comes from Spanish salsa, from Vulgar Latin salsa, from Latin salsus, from Latin sāl, from Proto-Italic sāls, from Proto-Indo-European *sḗh₂l — salt.

sarsa (Chavacano): sauce

Definitions

sauce

Ancestry of “sarsa”, step by step

Step	Language	Word	Meaning
1	Spanish	salsa	sauce, gravy; salsa
2	Vulgar Latin	salsa	nominative feminine singular of salsus;...
3	Latin	salsus	salty, briny; salted; witty
4	Latin	sāl	salt
5	Proto-Italic	sāls	salt
6	Proto-Indo-European	*sḗh₂l	salt

Every word from Proto-Indo-European *sḗh₂l →Every word from Proto-Italic sāls →Every word from Latin sāl →