CASE #005: The Last Slice

How long does leftover pizza last in the fridge?

The parties are fictional. The evidence is real.

VERIFIED FACTS

Every sentence here links to an official source you can open.

The verdict

SPLIT DECISION

The UK Food Standards Agency says to eat leftovers within 48 hours. The US Food and Drug Administration's storage chart gives cooked meat dishes and store-cooked meals 3 to 4 days in the fridge.^{[1, 2]}

2 official sources: Food Standards Agency (UK), U.S. Food and Drug AdministrationChecked Oct 29, 2026

The evidence

An empty pizza box on a fridge shelf with a blank sticky note on the lid

Exhibit A

The UK Food Standards Agency: eat leftovers within 48 hours, or freeze them.

Exhibit B

US Food and Drug Administration chart: cooked meat dishes and store-cooked meals keep 3 to 4 days in a fridge at 40°F (4°C).

Exhibit C

The UK agency also says cooked food should be cooled and in the fridge within one to two hours.

Questions people ask

Can you eat pizza that was left out overnight?

The UK Food Standards Agency says cooked food should be cooled and put in the fridge within one to two hours. A pizza left out all night misses that window.

Can you eat leftover pizza cold?

Yes, if it was cooked properly, cooled and put in the fridge within two hours, according to the UK Food Standards Agency.

Can you freeze leftover pizza?

Yes. The UK Food Standards Agency says to freeze leftovers if you cannot eat them within 48 hours.

DRAMATIZATION

This part is made up for fun. Names, people and events are fictional.

The case

The plaintiff points an accusing finger while the defendant raises both hands

PlaintiffRoommate A

DefendantRoommate B

Timeline

Fri 8:02 PMPizza arrives. Eight slices.
Fri 11:40 PMSeven slices are gone. One goes into the fridge.
SaturdayNobody touches it. Everybody looks at it.
Sun 11:58 PMThe defendant eats it, 48 hours and 18 minutes later.

The claims

Plaintiff: Roommate A
I was saving it. Everyone knew I was saving it.

Defendant: Roommate B
It sat there for 48 hours. That's abandonment.

A pug judge in a powdered wig bangs a gavel over two roommates and an empty pizza box

The court's sentence

SPLIT DECISION, BY 18 MINUTES

SentenceUnder UK guidance the slice expired 18 minutes before the defendant ate it. Under US guidance it had a day or two left. The defendant buys the next pizza. The plaintiff must label leftovers with a date, not a question mark.

Sources

Source 1
Food Standards Agency (UK)
How to chill, freeze and defrost food safely
www.gov.uk/government/publications/how-to-chill-freeze-and-defrost-food-safely/how-to-chill-freeze-and-defrost-food-safely
Published Dec 18, 2017Checked Oct 29, 2026
Eat leftovers within 48 hours or freeze them if you think this won’t be possible. ... cool cooked food at room temperature and place in the fridge within one to two hours. ... Leftovers can be eaten cold if they have been cooked properly, cooled, and put in the fridge within two hours.
Source 2
U.S. Food and Drug Administration
Refrigerator & Freezer Storage Chart
www.fda.gov/media/74435/download
Published 2018Checked Oct 29, 2026
These short but safe time limits will help keep refrigerated food 40° F (4° C) from spoiling or becoming dangerous. ... Store-cooked convenience meals 3 - 4 days ... Meat Leftovers: Cooked meat & meat dishes 3 - 4 days