Sharon's Blender Bearnaise Recipe

Ingredients

• 1/2 cup sherry (most any white wine will do)
• 2 tablespoons tarragon vinegar
• 1/4 cup diced onion (we use Yellow Onions)
• Pepper to taste
• 1-1/2 teaspoons dried tarragon (or 2 sprigs fresh chopped)
• 3 egg yolks
• 3/4 cup melted butter