It must be salad dressing, there are many kinds of salad dressings, some for meat dishes, some for vegetables, some for pasta, it's a very common western food seasoning, we can often buy mayonnaise, balsamic vinegar sauce and Thousand Island Dressing

Generally, pasta stores make their own salad dressings, and they may use different portions of egg yolks, oil, vinegar, alcohol, or other seasonings, which will make a difference from the ones sold in supermarkets

Egg yolk salad dressing is very simple to make, the ingredients are raw egg yolks, salad oil, white vinegar, alcohol, sugar, and sugar, and it is very easy to make.

Egg yolk salad dressing is very simple to make, the ingredients are raw egg yolks, salad oil, white vinegar, wine, sugar and salt, the process is to use a whisk to mix, you can do it yourself

These are the main ingredients of the salad dressing.