Methods for replacing salt in a food composition comprising substituting all or part of the salt in the food composition with vinegar, while conserving the food compositions gustative, olfactive and physical values the presence of salt instead of the vinegar would give. In various embodiments, the food composition is a product of bakery comprising water, salt, yeast, and flour or a mix of flours. For example, vinegar may replace at least 60% of the salt in the food composition, and may have an acidity of 3% to 10%.