IPA: /ʌnˈbeɪkt/
KK: /ʌnˈbeɪkt/
Not having been cooked in an oven or heated; still in its raw state.
The chef prepared an unbaked pie crust for the dessert.
Unbaked → It is formed from "un-" (meaning not) and "baked" (from Old English "bacan", meaning to cook or heat). The word "unbaked" means not cooked or heated.
Think of something that is 'not' ('un-') 'cooked' ('baked') — that's why unbaked refers to food that hasn't been cooked yet.