The meat, which is a pale pink colour when good, turns brown, may give off an off-odor. It will also sometimes get a bit sticky to the touch.
It usually goes into a solid block if it i spoiled.
Sliminess, off-odor and unusual colors will tell you if mashed potatoes are spoiled.
They are spoiled when they are brown and slimy.
To tell if a like is spoiled it will have browny Blacky large spots on it and will be really soft and easy to squeeze
Uncooked meat is not safe to eat, in general. As for cooking it, a brown color can indicate that the hamburger is not freshly ground, that it has oxidized or possibly spoiled. Unless it has been under proper refrigeration since ground (where it may have been photo-oxidized by UV light), it should be suspected as spoiled.
You can tell if a smoked turkey leg is spoiled in a few ways. The biggest way is that it smells bad.
You can tell if food has spoiled by checking for signs like unusual smell, change in color or texture, presence of mold, or expiration date.
You should leave uncooked mussels in the fridge for about 2-3 days , because science they are seafood they get spoiled really quickly . That's why its better to leave them in the freezer then if your cooking up a meal defrost them and enjoy.
If a pork loin is spoiled it will have a foul smell and color. Throw it away because it is unsafe to eat spoiled food.
veal chops veal tenerloin veal shanks osso bucco veal top round for medallions veal sweetbreads...mmm
Sight and Smell!
Yes, Pinot Grigio can go bad. You can tell if it has spoiled by checking for a vinegar-like smell, a brownish color, or a sour taste.