Hard-Boiled Egg Mayonnaise - cooking recipe

Ingredients

3 egg yolks, hard-boiled
1 egg yolk, raw
1 tablespoon white vinegar
1 cup vegetable oil
salt

Preparation

To make in food processor:
Combine cooked and raw egg yolks with vinegar.
Pulse to mix.
With machine running, slowly add the oil, drop by drop at first, then in a thin steady stream, until all the oil is incorporated and mixture has thickened.
Season to taste.
To make by hand:
Place cooked egg yolks in a large bowl and mash with a fork.
Add raw egg yolk and vinegar and whisk together until very creamy.
Gradually whisk in the oil, drop by drop at first, then in a thin steady stream, whisking constantly and making sure all the oil is incorporated before adding more.
Season to taste.
Both methods:
Refrigerate at least 30 minutes before using.