Put the egg yolks , butter and water in a heavy based pan and heat gently whisking all the time
The sauce will start to thicken as the butter melts . Don't be tempted t turn the heat up to rush things
When the butter melts turn the heat up a notch and whisk vigorously until it thickens
When the sauce has thickened to your liking add in the mustard ( if using ) and salt and pepper
Serve immediately
This sauce does NOT like reheating . So it's not suitable for freezing
Ingredients
Directions
Put the egg yolks , butter and water in a heavy based pan and heat gently whisking all the time
The sauce will start to thicken as the butter melts . Don't be tempted t turn the heat up to rush things
When the butter melts turn the heat up a notch and whisk vigorously until it thickens
When the sauce has thickened to your liking add in the mustard ( if using ) and salt and pepper
Serve immediately
This sauce does NOT like reheating . So it's not suitable for freezing