Step 1

Melt the butter in a large saucepan and then add the flour and mix to form a paste.

Step 2

Slowly add the milk to the pan, stirring through to combine with the flour paste, and bring to a gentle simmer.

Step 3

Use a balloon whisk to ensure all the flour and melted butter has been incorporated into the sauce and there are no lumps left in the mixture.

Step 4

Add a generous pinch of grated nutmeg and season with salt and pepper.

Step 5

Stir the béchamel sauce until it begins to thicken and become glossy.

Step 6

Layer the sauce inside your lasagne, cook and serve. Buon appetito!