CookingGrams to Cups

Sour Cream Grams to Cups

Updated: March 1, 2026

Snapshot

100 grams of sour cream equals 0.42 cups.

  • Reference basis: 240 g per 1 US cup.
  • Example: 250 g = 1.04 cups (about 1 cup).

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

0.42 Cups

Switch
100 grams

With 100 grams of Sour Cream, you get less than half a cup.

API and AI agent access

Sour Cream Grams to Cups. Material: sour-cream.

Machine-readable identifiers

Conversion family
cooking
Source unit
gram
Target unit
cup_us
Ingredient
sour-cream

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "cooking",
  "value": 100,
  "from": "gram",
  "to": "cup_us",
  "material": "sour-cream"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "cooking",
    "value": 100,
    "from": "gram",
    "to": "cup_us",
    "result": {
      "raw": 0.4166666666666667,
      "display": "0.42"
    },
    "canonicalPath": "/cooking/grams-to-cups/sour-cream/"
  }
}
API, OpenAPI and WebMCP documentation

Explanation

Calculation basis: 1 divided by the recorded grams-per-US-cup value.

Sour Cream uses a recorded reference of 240 grams per US cup in this dataset. Confidence: medium. Source basis: density ~1.02 g/mL × 236.588 mL

Evidence status: reference-recorded. The source note is recorded; this does not certify every preparation or measurement condition. The result is a reference estimate. Match the named ingredient and recorded preparation; weigh the serving when actual mass is required.

Common Conversion Values

GramsCups
25 0.10
50 0.21
75 0.31
100 0.42
150 0.63 (about 5/8 cup)
200 0.83
250 1.04
500 2.08

Questions & answers

Frequently Asked Questions

Do thickness or air pockets change the result for Sour Cream?

Sour Cream keeps one reference basis here, but thickness, trapped air, and how compactly it fills the cup can shift practical density.