Which side of pork belly is the front?

As shown in the following figure, the smoother side of the surface is the front:

In order to play the role of positive and negative contrast, here is a picture of the reverse side of pork belly, explaining in detail how to clean the dirty reverse side of pork belly:

Tools needed: flour.

1. First, turn the pork belly over. You can see that there are many folds and mucus on the back of the pork belly, which is easy to distinguish from the front. The reverse side needs to be cleaned with flour.

2. Bring a bowl of flour.

3. Sprinkle on the reverse side of the pork belly.

4. Knead by hand, you can see that mucus and dirt are attached to the flour.

5, it's almost done, put it in the basin for cleaning.

6. When washing, you can see that the flour sticks the dirty things together and it is easy to clean up.

7. Wash it again with clear water.

8. It is effective to remove mucus and dirt in this way.