b'WHAT YOU NEED TO DO:TO PREPARE THE CHEESE & BESCIAMELLA SAUCE: In a medium saucepan, heat the milk, pepper, bay leaf, onions, salt and nutmeg until the milk is steaming. Remove the bay leaf. In a medium saucepan, melt the butter. Sprinkle in the flour,and stir with a wooden spoon until well blended. Cook, stirring, for2 to 3 minutes until it is a golden brown. This paste is called a roux. Slowly pour the steaming milk into the roux, whisking constantly to prevent lumps. Continue stirring over medium heat for3 to 6 minutes. When the mixture thickens, take it off the heat.'