Net weights shown include 6.35 ounces, 6.7 ounces, 7 ounces, 8.1 ounces, 11.8 ounces, 16 fl oz (US), 24 ounces, and 24.3 ounces.
They’re used as pasta sauces or toppers, spreads or sandwich toppings, salad dressings and marinades, and as dips or accompaniments for pita, vegetables, and chips.
Most items state they should be refrigerated after opening; one pesto specifically notes to refrigerate and use within five days.
Pestos are commonly suggested for pasta, sandwiches and burgers, poultry and seafood, vegetables and dips, as well as pizza, bread, and appetizers.