1. Fluidized bed drying method
Soybean lecithin powder is dissolved in cooking oil or cream, or disperse
d in water, prepared into a soybean lecithin solution with a content of 10
%-15%, and then sprayed soybean lecithin solution on milk powder partic
les, milk powder particles will be contained in a thin layer of lecithin. The
amount of lecithin is about 0.5%-1.0% of the total product volume .
2. Spray drying method
Add lecithin to the milk, then spray dry the slurry. After this treatment, le
cithin is combined with milk powder particles. The amount of lecithin is
1% to 2% of the dry base weight of milk powder.
3. Dry mixing
Mix lecithin with milk powder raw materials in a dry state at 60-65
degrees Celsius and stir non-stop until lecithin is evenly dispersed on the
surface of the milk powder particles. The amount of lecithin is 1% to
1.5% of the weight of the final product.