In this recipe we have 100g of butter and flour with 1 litre of milk; to make a smaller quantity, halve those; to make bigger, you can double the recipe. This recipe will make about 600g.

Béchamel sauce is a culinary classic that enhances the taste of many dishes, from lasagna to elegant casseroles. How do you prepare the sauce to make it creamy and lump-free? Try this recipe.

Delia' shows you how to make béchamel sauce, using a mixture of butter and flour called a roux. A béchamel sauce is one of the French "mother sauces" and is a really good one to learn.

Béchamel sauce is a culinary classic that enhances the taste of many dishes, from lasagna to elegant casseroles. How do you prepare the sauce to make it creamy and lump-free? Try this recipe.

Bake the lasagna and cool. Bake uncovered until the cheese is melty and the sauce is bubbly. Pop under the broiler for just a ...