Fresh ripe tomatoes (Var. Roma Beef) with firm texture and
uniform size and color were purchased from Carrefour, Al-
Ain. After arrival in the Department of Food Science, UAEU,
tomatoes were washed with running tap water. Tomatoes were
stored at 4 °C until prepared for drying. Tomatoes were first
cut into two equal halves longitudinally and then each half
was sliced to 1 cm thick slices with a sharp knife. Tomato
slices were divided into two groups with three replications
each for sun and solar drying.
Each group of tomato slices were dried by different drying
methods as follows: