Package sizes range from small powdered mixes (about 1.6 oz) and single jars around 15 oz up to case packs totaling 90 oz (6 × 15 oz).
Refrigerate jarred alfredo sauce after opening. At least one product recommends refrigerating and using within 5 days.
Jarred sauces are commonly sold in resealable jars, with some packaged in recyclable glass jars designed to be resealed after opening.
They’re typically tossed with pasta (especially fettuccine), paired with chicken or shrimp, used as a pizza or flatbread base, and served as a dipping sauce for garlic bread.