5.

“Sometimes when you think something needs more salt, what it really needs is acid — lemon juice, vinegar, etc.”

—u/Acceptable_Medicine2

“I recommend choosing an acid based on what you are cooking. Italian? Try some red wine vinegar. Mexican? Try some lime juice. Additionally, if you are working with anything cream based, add acidity literally right at the end or else your sauce/dish will curdle.”

—u/outoftuneGstring2112

Source: https://www.buzzfeed.com/angelicaamartinez/cooking-hacks-reddit