Application Note Mayonnaise AN214 The classic ingredients of mayonnaise; oil, eggs, vinegar and salt, contain a high number of calories. In an effort to reduce the fat content, manufacturers have either reduced or substituted ingredients in an effort to appeal to a more health concious society. It is interesting to note that unless the product contains over 65% oil, The U. S. Federal Drug Administion rules that it cannot be called mayonnaise. In these cases, the product will be named either ‘mayo’ or ‘dressing’. This application note reviews the important role that particle size plays in the formation of mayonnaise and mayo products and how changes affect the taste and consistancy of these alternatives. Introduction Mayonnaise is one of the most popular condiments world-wide and

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