Rebecca Leffler, who is called "the Queen of the vegolution" in France, hosts "Très green très chic" wellness events in New York and Paris at both public and corporate levels.
Blend all ingredients in a blender or stir by hand until smooth.
Variations
For Miso-Ginger Tahini Hollandaise:
Substitute 1 teaspoon toasted sesame oil for the olive oil. Add a piece of fresh ginger or ¼ teaspoon ground ginger, 1 teaspoon miso paste, and 1 teaspoon tamari.
For Turmeric Tahini Hollandaise:
Add ½ teaspoon ground turmeric, an extra pinch of black pepper, a pinch of cayenne pepper (to taste), 1 teaspoon maple syrup, and 1 teaspoon apple cider vinegar.