Making hollandaise sauce doesn't require a ton of fancy ingredients, but there are a few steps that make it way easier. For instance, having a double boiler will keep you from overcooking the egg ...

A basic hollandaise sauce recipe includes just egg yolks, butter, lemon juice, and salt. Whisked egg yolks and water are delicately cooked in a double boiler, then melted butter is slowly poured in to ...