How can you tell if brie cheese is bad?

Visual Clues:

* Mold: A white, fuzzy mold on the surface is normal for brie. However, if the mold is black, green, or blue, it's a sign of spoilage.

* Color: The rind should be white or pale yellow. If it's turning brown or gray, it's likely going bad.

* Slimy Texture: The surface should be slightly sticky, but it shouldn't be slimy.

* Bulging: If the cheese is bulging or the rind is cracked, it may be a sign of spoilage.

Smell Test:

* Sour or Ammoniacal Odor: A pungent, sour, or ammonia-like smell is a clear indication that the cheese is spoiled.

* Off-putting Smell: Brie cheese has a distinctive, earthy aroma. If the smell is unpleasant or different from usual, it's best to discard it.

Taste Test:

* Bitter or Sour Taste: If the cheese tastes bitter or sour, it's definitely past its prime.

Other Signs:

* Date: Check the expiration date on the package. Brie cheese can be kept in the refrigerator for several weeks after its expiration date, but it's best to use it before that.

* Texture: When you cut into the cheese, it should be soft and creamy. If it's dry or crumbly, it's likely spoiled.

Important Note: Brie is a soft cheese and can spoil quickly. Always refrigerate it properly and use it within a few weeks of purchase. If you have any doubts about the quality of your brie cheese, it's always better to err on the side of caution and discard it.