The difference between preserved egg sausage and preserved egg sausage lies in the different raw materials.

1. Generally speaking, preserved eggs are made from eggs, while preserved eggs are made from duck eggs.

2. Preserved eggs are a specialty of Henan. Its egg white is transparent and golden yellow. When you take a bite, you can see the fragrant egg juice, and it tastes smooth and tender. However, preserved eggs are generally dark in color, and you can see snowflake-like spots after peeling them off.