Hollandaise Sauce

Ingredients
2 sticks (1 cup) unsalted butter
3 large egg yolks
1 tablespoon fresh lemon juice
1 tablespoon water
1/4 teaspoon salt
1/8 teaspoon white pepper

Directions
-Melt butter in a 1-quart heavy saucepan over moderate heat. Remove pan from heat and let stand for 3 minutes. Skim foam from top of butter.
-Whisk together yolks, lemon juice, and water in another 1-quart heavy saucepan until frothy. Set pan over low heat and whisk constantly and vigorously until yolks are pale yellow and slightly thickened (you should be able to draw whisk through yolks and see bottom of pan before yolks flow back together), 3 to 4 minutes.
-Remove pan from heat and gradually whisk in melted butter: drop by drop for first third of butter, then 1 teaspoon at a time for second third and 1 tablespoon at a time for final third, leaving milky solids in bottom of pan. Whisk in salt and white pepper.