. Firmness was measured using Qc-Tech Universal Testing Machine (model B-type, Cometech Ltd, Taiwan) with a flat knife probe (2.5 mm thickness) at a crosshead speed of 100 mm min1
. Firmness was measuredusing Qc-Tech Universal Testing Machine (model B-type,Cometech Ltd, Taiwan) with a flat knife probe (2.5 mm thickness)at a crosshead speed of 100 mm min1