How can you tell if Rasam has gone bad?

Signs that Rasam has gone bad: Sour or fermented smell beyond the normal tang; Cloudy scum, surface mold, or sliminess; Fizzing or bubbling when stirred.

What does the date label on Rasam mean?

Rasam usually doesn't carry a printed date label — judge by storage time and the spoilage signs above.

Leftovers

How long does Rasam last?

Q: How long does Rasam last?

In the fridge: 3–4 days. In the freezer: 3 months. Sealed / unopened: N/A. Cool quickly and refrigerate covered. It's thin and reheats fast — bring to a boil each time. Freeze in portions if making a large batch.

Medium confidence Safety concern

How long does Rasam last? fridge 3–4 days, freezer 3 months. Plus spoilage signs, sources, and an unopened-vs-opened note.

Fridge

3–4 days

Pantry

Refrigerate only

Freezer

3 months

Sealed / unopened: N/A

Signs Rasam has gone bad

Sour or fermented smell beyond the normal tang.
Cloudy scum, surface mold, or sliminess.
Fizzing or bubbling when stirred.

Discard immediately if

Past 4 days in the fridge
Any off or fermented smell
Bubbling or visible mold

Why guidance varies

Rasam is a thin, tamarind- and tomato-based soup; acidity slows some bacteria, but it's still a watery cooked food that belongs in the fridge and reheated thoroughly.

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Sources for this answer

A USDA FSIS — Leftovers and Food Safety — Cooked foods keep 3–4 days refrigerated.
C Cookd — Storing Leftovers — Indian gravies and soups keep up to 3 days refrigerated and ~3 months frozen.

Reviewed: 2026-05 · Rule: if manufacturer storage instructions are stricter than category guidance, the manufacturer instructions win.