Baked Goods / Baking and Cooking

Cornmealstone ground or blue

2–4 months in the fridge after opening and 1 month in the pantry from the date of purchase.

Pantry

from purchase: 1 month
after opening: Not recommended

Fridge

after opening: 2–4 months

Freezer

No USDA guidance

Source: USDA FSIS FoodKeeperHow to read these times

Common questions

How long does cornmeal (stone ground or blue) last in the fridge?

2–4 months after opening.

How long does cornmeal (stone ground or blue) last in the pantry?

1 month from the date of purchase. Storing it in the pantry after opening is not recommended.

How can I tell if cornmeal (stone ground or blue) has gone bad?

Throw it out if it smells off, feels slimy or sticky, shows mold, or has changed color. Storage times assume it was handled safely and kept cold the whole time.