Melt the butter in a saucepan over medium heat
.Add minced garlic and sauté for 1–2 minutes until fragrant.
Whisk in the flour and cook for 1 minute.
Slowly pour in the milk while whisking continuously.
Add the heavy cream and stir until smooth.
Simmer for 5–7 minutes until the sauce thickens.
Stir in Parmesan cheese until fully melted.
Season with Italian seasoning, salt, and black pepper.
Remove from the heat and allow the sauce to cool completely.
Divide the sauce evenly into the four compartments of your silicone storage container.
Cover with the lid and refrigerate or freeze.