The red color of the outer skin is red currant powder. The fungus, Aspergillus rubra, can be cultivated in rice and refined into the natural food additive red currant. In secondary metabolism, Aspergillus erythropolis can produce the reddish-appearing natural pigment red currant pigment. However, red currant powder can also be omitted as an ingredient in the average home made red squared tofu curd and replaced with chili powder or some red currant powder can be added in small quantities.
The following production processing methods:
Preparation materials: brine old tofu 4 pounds, chili noodles, salt, high white wine, rice wine, sesame oil, red currant powder (can not be put)
Steps:
1, to prepare some brine tofu, cut into small pieces.
2, dry the water, tofu edges slightly yellow.
3, prepare some clean straw to lay in the carton.
4, the dried tofu blocks on the straw, yards, yards on top of another layer of straw, and so on the tofu blocks yards. Close the carton and leave it to ferment in a place protected from light for 3-4 days.
5. After 4 days of fermentation, the surface of the tofu has a layer of hair. (If you don't like the musty smell, you can ferment it for 2-3 days)
6. Prepare some glass bottles, wash them and sterilize them by boiling them in a pot of water, then dry them out and set them aside.
7, prepare a bowl of salt, a bowl of chili noodles mixed with a small amount of red powder (red powder can be omitted).
8, the tofu block coated with a thin layer of salt.
9, then put in the chili noodles wrapped in a layer of chili noodles.
10: Place in a glass container.
11, cover and seal well, place in a cool and dry place to continue fermentation for 3 days.
12, after 3 days of fermentation, open the glassware and pour a high degree of white wine, and then pour half of the rice wine, (white wine and rice wine ratio of 1:1 amount).
13, pour the rice wine and white wine and tofu block height flush.
14, pour the appropriate amount of sesame oil to cover the cover of the tofu block, cover the lid, continue to ferment for 3 days can be eaten.
15, finished picture.