Techniques for making Cortex moutan Peel from Sweet Potato

Fruit peel is sour, sweet and delicious, boosting appetite, is a kind of delicious food for all ages. Making moutan peel from sweet potato has the advantages of sufficient raw materials, simple method and low cost, and can be produced by ordinary families. The production method is introduced as follows:

1. Material selection: choose a large potato block with less gluten and rinse it with clean water. Peel, remove both ends, remove scars and impurities, and cut into pieces properly.

2. Softening: immediately pour the chopped potato into boiling water and boil for 20 minutes (depending on whether the potato is softened or not). The ratio of potato to water is 1: 1.5. Cannot be boiled in an iron pot. Aluminum pot can be used.

3. Pulping and filtering: the softened potato pieces are pulped with a beating machine, or pulped by a mill, and then filtered.

4. Sugar boiling and concentration: pour the filtered slurry into the pot and boil. As sweet potatoes contain less sugar, acid and pectin, 10% sugar, 1% citric acid, 1% Agar or 1% pectin should be added and stirred continuously during cooking. When boiled to a thick shape, they can be put out of the pot.

5. Stall plate: spread the concentrated paste evenly on the baking plate or white cloth, about 3-5 mm thick. Stainless steel baking plate or porcelain plate can be used, or tempered glass plate can be used.

6. Baking: in the drying room or oven, the temperature is set to 50-60 ℃. Bake until it doesn't stick to the hand and peel it up in the shape of a skin, when the moisture content is 18-20%.

7. Peeling: those baked in a baking pan should be peeled while it is hot. Baked with a white cloth can spray water on the reverse side of the cloth, then lift the moutan and put it on the baking pan to remove the moisture from the surface.

8. Packaging: the leather-like moutan is rolled into small rolls, then cut into small pieces or pieces, and packed with transparent cellophane, it can be listed on the market.