Sweet and sour purple beauty exclusive

Finely shred the cleaned purple sweet potato.

The color itself is already very beautiful.

Add white sugar and a pinch of salt.

Add dark vinegar; there is no white vinegar at home, but it's best to use white vinegar.

Mix well, preferably until the sugar dissolves.

The primary color is purplish red, and after adding vinegar, the final product becomes red.

Finished product.