Bearnaise Sauce

 Ingredients

 Yolks of 5 eggs

3 tablespoon butter

salt

parsley

vinegar

Process 

 1. Beat the yolks in a saucepan. 

2. Add 1 Tablespoon butter, salt, and stir over slow fire until it starts to thicken. 

3. Remove from fire and stir in  2 Tablespoons butter and stir at side of fire until butter is dissolved. 

4. Season with chopped parsley and one teaspoon vinegar.

P.S Where's the tarragon? I thought there was tarragon in Bearnaise.