Hot Mayonnaise

Ingredients

• Yolks 2 eggs
• 2 tablespoons olive oil
• 1 tablespoon vinegar
• ¼ cup hot water
• Salt
• Few grains cayenne
• 1 teaspoon finely chopped parsley

Steps

1. Add oil slowly to egg yolks, then pour on gradually vinegar and water. Cook over boiling water until mixture thickens, then add seasonings and parsley.

More recipes with eggs, vinegar, cayenne pepper or parsley

From The Boston Cooking-School Cook Book by Fannie Merritt Farmer (1910), now in the public domain. Text from Project Gutenberg.