yellow colour the product had an appearance similar to spoonable dressings containing a relatively high amount of oil a solution of 7 wt whey protein isolate in water was prepared further containing 0 35 wt of nacl and 0 25 wt of locust bean gum after acidifying to ph 3 8 with hcl the solution was heated with gentle stirring for 10 minutes at 85 u00b0 c and was subsequently cooled in rest to 5 u00b0 c u03b2 carotene was added to the obtained plastic composition in order to give it a pale yellow colour the product had an appearance similar to pourable dressings containing a relatively high amount of oil a solution of 7 wt whey protein isolate in water was prepared further containing 0 35 wt of nacl and 1 5 wt of col flo 67 trade mark of national starch corporation usa after acidifying to ph 3 8 with hcl the solution was heated with gentle stirring for 10 minutes at 85 u00b0 c and was subsequently cooled in rest to 5 u00b0 c u03b2 carotene was added to the obtained plastic composition in order to give it a pale yellow colour the product had an appearance similar to spoonable dressings containing a relatively high amount of oil a solution of 4 wt whey protein isolate in water was prepared further containing 0 25 wt of nacl and 0 3 wt of locust bean gum after acidifying to ph 3 8 with hcl the solution was heated with gentle stirring for 10 minutes at 85 u00b0 c and was subsequently cooled in rest to 5 u00b0 c u03b2 carotene was added to.