For 4 people

Step 1 of 6

60 g unsalted butter40 g wheat flour500 ml whole milk2 pinches black pepper ground2 pinches nutmeg

In a saucepan, melt 20g of butter. Add 40 g flour and whisk for 1 minute without browning (making a roux). Gradually pour in the cold milk, whisking until the sauce thickens and coats the back of a spoon. Season with salt, pepper, and nutmeg.