01 -
Melt unsalted butter in a small saucepan over medium heat. Add all-purpose flour and whisk continuously for 1 to 2 minutes, ensuring the mixture does not brown.
02 -
Gradually add milk while whisking constantly until the mixture is fully smooth, thickened, and begins to bubble.
03 -
Whisk in sea salt, ground black pepper, and pressed or finely grated garlic until evenly combined.
04 -
Add shredded parmesan cheese and whisk for an additional 30 seconds. Remove from heat and continue whisking until cheese has fully melted and sauce is smooth.
05 -
Allow sauce to cool before use. Once cooled, cover and refrigerate for up to 5 days. Do not boil after adding cheese to prevent curdling.