Does hoisin sauce go bad? Yes, hoisin sauce does go bad — and it spoils differently than most other Asian condiments in your fridge door. While fish sauce and soy sauce rely heavily on salt for preservation, hoisin sauce is
Does oyster sauce need to be refrigerated? Unopened, no. Once opened, yes — and the reason matters. Oyster sauce is thickened with cornstarch, which gives it that glossy, rich texture. Unlike fish sauce or soy sauce, which are
Does oyster sauce go bad? Yes, oyster sauce does go bad. Unlike fish sauce or soy sauce, oyster sauce is not as heavily preserved by salt alone. It contains oyster extract, sugar, and starch, which means it
Does fish sauce go bad? Yes, fish sauce can go bad. That said, it is one of the most shelf-stable condiments in any kitchen. Its extremely high salt content and fermentation process make it very
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