Sauces French

Bechamel Sauce

The classic French white sauce for lasagne, gratins and moussaka. The basic tier is a quick all-in-one method, the better tier follows the proper roux-and-whisk technique, and the ultimate tier infuses the milk with aromatics and finishes with nutmeg and Gruyere.

Serves4
Time40 min
Cost / serving£0.80
Vegetarian Nut-free

Make it your way

Pick a tier — the ingredients, method and cost update instantly.

Ultimate version

Aromatic infused milk finished with fresh nutmeg and nutty Gruyere.

Per serving£0.80
Total cost£3.20
Time40 min
Servings

Ingredients for 4

  • infusion
  • 600 ml whole milk
  • 1 onion , studded with cloves
  • 1 bay leaf
  • 6 black peppercorns
  • sauce
  • 50 g butter
  • 50 g plain flour
  • 50 g Gruyere , finely grated
  • 1 pinch ground nutmeg , freshly grated
  • sea salt , to taste

Method

  1. Gently heat the milk with the clove-studded onion, bay leaf and peppercorns until just steaming, then take off the heat and leave to infuse for 20 minutes.
  2. Strain the milk and discard the aromatics, keeping the milk warm.
  3. Melt the butter in a clean pan, stir in the flour and cook the roux for 2 minutes until pale and biscuity.
  4. Whisk in the infused milk a little at a time until smooth, then simmer gently for 10 minutes, whisking, until glossy and thick.
  5. Off the heat, stir in the grated Gruyere until melted, then grate in fresh nutmeg and season with sea salt.

Equipment

The three ways, side by side

Budget
£0.23 / serving · 12 min

A fast all-in-one white sauce whisked in a single pan.

Better
£0.33 / serving · 18 min

The proper way: a cooked roux with milk whisked in gradually.

Ultimate
£0.80 / serving · 40 min

Aromatic infused milk finished with fresh nutmeg and nutty Gruyere.