The phrase "unrefined version" refers to something that is not yet improved or polished. It means that it is the original or basic form which may still need further development or refining.
Sentences with «unrefined version»
Hi Rita, cacao is the raw and unrefined version of cocoa. (deliciouslyella.com)
Not great taste, can be bitter, unrefined versions taste grassy, refined version taste artificial, not great in baking (begoodorganics.com)
Raw, unfiltered and unrefined versions contain many more beneficial properties for culinary uses. (wellnessmama.com)