Method for preparing rose extract for cigarette by immobilized saccharomycetes
A technology of rose extract and yeast, which is applied in the field of preparation of rose extract for tobacco, to achieve the effects of good aroma permeability, easy solid-liquid separation, and rich smoke aroma
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Embodiment 1
[0023] Embodiment 1, a kind of method that immobilized yeast prepares rose flower extract for smoking comprises the following steps:
[0024] (1) Take roses, add water 3 times its weight, reflux extraction at 50°C for 2 times, each extraction time is 2 hours, cool to room temperature after extraction, and filter to obtain the extract, combine the two extracts , to obtain rose flower extract A, the conditions of the two extractions are exactly the same;
[0025] (2) Mix the rose flower extract A prepared in step (1) with the immobilized yeast pellets prepared by the above method according to the mass ratio of 5:1, and ferment for 4 days at a temperature of 20°C and a stirring speed of 5 rpm , and then stored in a freezer at 4°C for 8 days;
[0026] (3) filtering the fermented liquid after step (2) fermentation to obtain a clarified fermented liquid, and freeze-drying the filtered fermented liquid, the thickness of the freeze-dried material liquid is 1-2 cm, the vacuum degree i...
Embodiment 2
[0030] Embodiment 2, a method for preparing tobacco rose extract by immobilized yeast, comprising the following steps:
[0031] (1) Take roses, add water 5 times its weight, reflux extraction at 60°C for 2 times, each extraction time is 2.5 hours, cool to room temperature after extraction, and filter to obtain the extract, combine the two extracts , to obtain rose flower extract A, the conditions of the two extractions are exactly the same;
[0032] (2) Mix the rose flower extract A prepared in step (1) with the immobilized yeast pellets prepared by the above method at a mass ratio of 7:1, and ferment for 3 days at a temperature of 23°C and a stirring speed of 4rpm , and then stored in a 4°C freezer for 12 days;
[0033] (3) filtering the fermented liquid after fermentation in step (2) to obtain a clarified fermented liquid, and freeze-drying the filtered fermented liquid, the thickness of the feed liquid is 1-2 cm, the vacuum degree is 10 Pa, and the drying time is 8 hours; ...
Embodiment 3
[0037] Embodiment 3, a kind of immobilized yeast prepares the method for tobacco rose extract, comprises the following steps:
[0038] (1) Take the rose flower, add water 8 times its weight, reflux extraction at 65°C for 3 times, each extraction time is 3 hours, cool to room temperature after extraction, and filter to obtain the extract, combine the three extracts, Obtain rose flower extract A, the conditions of three extractions are exactly the same;
[0039] (2) Mix the rose flower extract A prepared in step (1) with the immobilized yeast pellets prepared by the above method at a mass ratio of 10:1, and ferment for 2 days at a temperature of 25°C and a stirring speed of 1 rpm , and then stored in a 4°C freezer for 7 days;
[0040] (4) filtering the fermented liquid after fermentation in step (3) to obtain a clarified fermented liquid, and freeze-drying the filtered fermented liquid, the thickness of the feed liquid is 1-2 cm, the vacuum degree is 10 Pa, and the drying time ...
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