For the preparation /of protein rich composite cereal bar,/ cereals like wheat, /corn/and barley were used/ in combination/ with soy concentrates /and isolates. /The beneficial effects /of incorporation /of barely/ into processed foods have been well documented./ The functional ingredient β-glucan present in barley has been associated /with the properties /of lowering blood cholesterol /and glycemic index / Barley is a rich source /of tocols including tocopherols/ and tocotrienols known to reduce serum cholesterol through their antioxidant action /The various other ingredients /which are used /in the preparation /of composite cereal bar /include cocoa butter,/ cocoa powder, /corn syrup, /glucose syrup, /soy lecithin /and sugar. /The main objective /of this study was to develop a protein rich composite cereal bar/ with balanced nutrition as well as to study the changes occurring /in chemical parameters /and sensory attributes/ in order to assess the shelf- stability /of the product