Tastes fridgy. 

When your leftovers begin to taste like your refrigerator smells.

This pizza from 3 days days ago already tastes fridgy.

Tastes fridgy. by Dr. JonesClassof74 January 5, 2019

fridge taste 

the taste that food aqquires after being in the fridge too long.

"oh man, you're chocolate tastes like the smell of your fridge, it's got fridge taste!"
"dude, that's disgusting, why?"
"cause your dang fridge smells bad, clean that shit up!"

fridge taste by nickynoodle May 7, 2007