6 egg yolks
2 sticks butter
1/4 c. lemon juice

Beat egg yolks with fork. Pour into top part of double boiler over low heat. Cut sticks of butter into slices and add a little bit at a time to egg yolks until melted.

STIR CONSTANTLY. After butter is melted add lemon juice gradually and stir until thickened. Pour over broccoli or asparagus. If it separates either add one ice cube and stir or beat one egg yolk in a bowl and add the mixture a little at a time stirring constantly.