Chef John’s Mayo Method Steak Sauce

Ingredients

• 0.5 cup mayonnaise
• 1 tablespoon oil from canned anchovies
• 1 tablespoon lemon juice
• 2 teaspoons minced fresh rosemary
• 1 teaspoon harissa

Steps

1. Combine mayonnaise, anchovy oil, lemon juice, rosemary, and harissa in a bowl. Let stand about 5 minutes to blend flavors before serving.