A total of 100 g of composite flours was mixed with 2 g yeast, 8 g sugar, 10 g, skim milk powder, 1.5 g salt, and 10 g shortening in a kitchen mixer by adding 65–75 ml water for 2 min at low speed (speed setting: 1), and for 8 min at medium speed (speed setting: 2) until the dough was developed.