Their evaluation ability was checked using a control card.The panellists were asked to evaluate the products for colour,appearance, texture, taste, flavour, and overall acceptance. The ratings
were made on a 9-point hedonic scale, ranging from 9 (like extremely) to 1 (dislike extremely), for each attribute Mean, variance, and standard deviation (SD) were calculated for all attributes of each sample, for each session separately and across all three sessions.