Soybean yogurt and preparation method thereof
The technology of soy yogurt and Lactobacillus acidophilus is applied in the directions of milk preparations, dairy products, food preparation, etc., which can solve the problems of low purity of probiotics, long fermentation time, abnormal fermentation, etc., and achieves shortened fermentation time, good effect, high purity effect
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[0047] Example 1
[0048] Raw materials: soy milk 78.00%, milk 14.898%, sucrose 6.30%, oligofructose 0.10%, milk protein powder 0.70%, bifidobacteria 0.001%, and Lactobacillus acidophilus 0.001%.
[0049] Preparation:
[0050] (1) Mix soy milk, milk, sucrose, milk protein powder and oligofructose at 30°C, homogenize, and homogenize at 30°C and pressure 30MPa;
[0051] (2) Sterilize at 70°C for 30 minutes and then cool to 25°C;
[0052] (3) Add Bifidobacterium and Lactobacillus acidophilus, and ferment for 7h at 25℃;
[0053] (4) Cool to 12°C.
[0054] Bean yogurt indicators: total soluble solids 10.5%, fat 1.42%, protein 2.88%, Bifidobacterium 10 7 cfu / mL and Lactobacillus acidophilus 10 7 cfu / mL; pH=4.3.
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[0055] Example 2
[0056] Raw materials: soybean milk 82.296%, milk 12.50%, sucrose 4.00%, oligofructose 0.20%, milk protein powder 1.00%, bifidobacteria 0.002%, and Lactobacillus acidophilus 0.002%.
[0057] Preparation:
[0058] (1) Mix soy milk, milk, sucrose, milk protein powder and oligofructose at 40°C, homogenize, and homogenize at 40°C and pressure 22MPa;
[0059] (2) Sterilize at 85°C for 10 minutes and then cool to 28°C;
[0060] (3) Add Bifidobacterium and Lactobacillus acidophilus, ferment for 6.8h at 30℃;
[0061] (4) Cool to 15°C.
[0062] Bean yogurt indicators: total soluble solids 11.0%, fat 1.36%, protein 2.91%, Bifidobacterium 10 7 cfu / mL and Lactobacillus acidophilus 10 7 cfu / mL; pH=4.5.
Example Embodiment
[0063] Example 3
[0064] Raw materials: soy milk 91.368%, milk 8.00%, sucrose 0.03%, oligofructose 0.1%, milk protein powder 0.50%, bifidobacteria 0.001% and lactobacillus acidophilus 0.001%.
[0065] Preparation:
[0066] (1) Mix and homogenize soy milk, milk, sucrose, milk protein powder and oligofructose at 50°C. The homogenization temperature is 50°C and the pressure is 18MPa;
[0067] (2) Sterilize at 105°C for 4 minutes and then cool to 35°C;
[0068] (3) Add Bifidobacterium and Lactobacillus acidophilus and ferment at 35℃ for 6.5h;
[0069] (4) Cool to 25°C.
[0070] Bean yogurt indicators: total soluble solids 12.5%, fat 1.34%, protein 3.15%, Bifidobacterium 10 7 cfu / mL and Lactobacillus acidophilus 10 7 cfu / mL; pH=4.2.
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