Secret ingredient to keep guacamole from turning brown

The Secret Ingredient to Keep Guacamole from Turning Brown The secret ingredient to keeping guacamole from turning brown is acid. Specifically, adding enough lemon or lime juice is the most common and effective way to prevent oxidation and keep your guacamole looking fresh and vibrant. However, other acids like vinegar or even certain fruits can also do the trick. Why Does Guacamole Turn Brown? Guacamole turns brown due to a process called enzymatic browning, which is a type of oxidation. Here’s a breakdown: ...

January 1, 2026 · 4 min · 758 words · Editorial Team