If you're talking about nutritionally, yes, that would be a good substitute. In a particular recipe or a particular meal, I would be more likely to substitute white rice or another cooked grain (bulgur, barley, quinoa, etc.) than bread.
sevn
bulghur, barley or orzo
4 points per 1/2 cup
Cooking for Health and Pleasure - 2010 Nena Niesson and Debbie Brown Quinoa Salad 1-16 was released on: USA: 5 May 2010
Plain yogurt is usually a good substitute for mayo.
It is a very cheap, plentiful substitute. It is available year round from many sources. Its raw sugar content can be manipulated like barley's as well.
probably yes. barley and rice belong to the same food group and do not taste very different.
Yes,there is.The substitute in question is millet,a kind of grain grown in certain parts of China that has the same qualities of rice,but a different taste and appearance.
Use brown rice. It is also a whole grain. It will cook faster than barley so add it a bit later than the recipe indicates for barley.
Yes it is yummy
Yes, salad cream was invented as a cheap substitute for mayonnaise.