The cookies were prepared by mixing 500 g of prepared blends of flour and the tested ingredient with 150 g of sugar, 150 g of margarine, 10 g of salt and 2.5 g of baking powder in a kitchen mixer equipped with a spiral hook.
The water was added in an amount to produce dough with acceptable handling characteristics.
Dough consistency and stickiness were subjectively estimated by an experienced baker.
The dough was rolled on a pastry board to a uniform thickness of 6 mm and cut into 5 cm diameter rounds.
Cookies were baked at 180 C for 10–15 min.