Using an immersion blender makes this a fast, fuss-free, and easy recipe. This sauce comes together in minutes and has 4 variations to switch up the flavor.
Melt the butter in a saucepan or in the microwave and set aside.
Place everything except the butter into a blender and blend on medium speed for 30 to 40 seconds.
Lower the blender speed to low and slowly drizzle the warm melted butter into the blender. Continue blending for 30 to 40 seconds.
Notes
Make sure the butter is warm but not boiling hot when you add it to the blender.
Keep the blender running while you drizzle the butter.
Drizzle the butter in a slow, steady stream.
Variations:
Lemon Garlic Blender Hollandaise SauceAdd 2 garlic cloves and a teaspoon of lemon zest to the blender before you add the butter. Make sure the garlic cloves are finely minced/blended before drizzling in the butter. Thai Curry Hollandaise SauceAdd 1-1/2 teaspoons Thai Yellow Curry Paste (or substitute curry powder) to the blender before you blend in the butter.Dijon Hollandaise SauceAdd 1-1/2 tablespoons Dijon mustard to the blender before adding the butter. Garlic-Herb Hollandaise:Add a garlic clove to the blender before adding the butter and blend well. Finish making the hollandaise sauce, then stir in 2 to 4 teaspoons of freshly chopped herbs such as tarragon, parsley, and chives.