Béchamel sauce is simple due to few ingredients and not needing stock; heating is required.
Béchamel sauce is considered one of the simplest sauces because it does not require many ingredients, typically just butter, flour, and milk. Unlike some other sauces, béchamel does not require making stock beforehand, which streamlines the preparation process. Although béchamel sauce needs to be heated to thicken and cook the flour, it is relatively straightforward to make.
https://brainly.com/question/42964458