What You Need to Know
Combines fat, flour, and liquid to create a stable emulsion. Key variables: fat ratio, flour ratio, and cooking time.
Unique in its use of a roux to thicken and stabilize the sauce.
Steps
- 1.
Carbonara (Rome): Creates creamy egg-cheese emulsion
- 2.
Macaroni and Cheese (United States): Forms smooth cheese sauce base
- 3.
Béchamel Lasagna (Emilia-Romagna): Provides velvety layer texture
The Science
Primary Reaction
Mechanical emulsification