Cold Mustard Sauce - cooking recipe

Ingredients

3 tablespoons mustard (mild)
1 tablespoon sugar
1 tablespoon white vinegar
1/3 cup olive oil
salt and pepper

Preparation

Place mustard in a bowl.
Add sugar, vinegar and a pinch of salt and pepper.
Stirring with a wooden spoon, add oil, drop by drop.
Keep stirring until it all comes together.