Instant Qianye tofu and preparation method thereof

The invention belongs to the technical field of food processing, and particularly relates to instant Qianye tofu and a preparation method thereof. The formula of tofu comprises the following raw materials in percentage by mass: 15% of soy protein isolate, 60% of a fructus gardeniae ice water solution, 6.0% of broken ice, 4.0% of egg white, 3.7% of cassava starch acetate, 2% of konjac glucomannan,0.5% of table salt, 0.3% of white granulated sugar, 0.2% of monosodium glutamate, 7.5% of edible vegetable oil, 0.3% of TG enzymes and 0.5% of lemon juice. The production technology of the Qianye tofucomprises the following steps of preparing the raw materials; performing mashing to obtain pulp; performing shaping; performing cooking and curing; performing removing from a pan and performing dicing; performing ultrasonic wave predrying; performing vacuum freeze-drying; and performing packing and storing. According to the instant Qianye tofu and the preparation method thereof, dehydrating of the Qianye tofu is realized,