MySheen

Processing of sweet potato yoghurt

Published: 2024-11-05 Author: mysheen
Last Updated: 2024/11/05, Sweet potato yogurt: 1. Preparation of sweet potato: wash the fresh, fat, mildew-free and mechanical damage-free sweet potatoes, boil them at 95-100 ℃ for 3-5 minutes, beat them and set aside. two。 Formula: sweet potato pulp 40%, fresh milk 60%, sucrose 6%, inoculum 4%, compound stabilizer 0.3% (Agar: xanthan gum: monoglyceride = 0.2% ∶ 0.5% ∶ 0.05). 3. Blending, homogenization, sterilization, cooling: add appropriate amount of milk, sugar and compound stabilizer according to the formula.

Sweet potato yogurt: 1. Preparation of sweet potato: wash the fresh, fat, mildew-free and mechanical damage-free sweet potatoes, boil them at 95-100 ℃ for 3-5 minutes, beat them and set aside. two。 Formula: sweet potato pulp 40%, fresh milk 60%, sucrose 6%, inoculum 4%, compound stabilizer 0.3% (Agar: xanthan gum: monoglyceride = 0.2% ∶ 0.5% ∶ 0.05). 3. Blending, homogenization, sterilization, cooling: according to the formula requirements, add appropriate amount of milk, sugar, compound stabilizer, homogenize twice in 25Mpa, sterilize at 90 ℃ for 15 minutes, then quickly cool to 40 ℃. 4. Inoculation, pre-fermentation and post-fermentation: the mixed strain of inoculated bacilli and cocci: (1 ∶ 1) was fermented at 40 ℃ for 6 hours, and then placed in 0-5 ℃ for 16 hours. The solidified yoghurt with sweet potato flavor, milk flavor, delicate taste and rich nutrition was obtained.

 
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