CACrown ArchivesThe cinema collection
EN/FR
Search
Menu
Research dossier · General Reference

Bonus Jack

Hamburger on menu of Jack in the Box

Cross-disciplinary reference desk with index cards, atlas, dictionary and catalogue
General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 1, 2026
Entity authorityQ892899 ↗
Source-derived summary

The Bonus Jack is a hamburger sold by the fast-food restaurant chain Jack in the Box. It was one of the company's signature products. The Bonus Jack was first offered in 1970 to compete with McDonald's Big Mac and was discontinued in the early 1980s. The Bonus Jack has been reintroduced to Jack in the Box menus at various times throughout the years.

Product description

Similar to the Big Mac, the Bonus Jack consists of two burger patties, two slices of American cheese, Jack's Secret Sauce, shredded lettuce, and two pickle slices on a three-piece bun.

See also

List of sandwiches

Food portal

References

Further reading

Luna, Nancy (September 25, 2009). "Exclusive: Jack in the Box brings back Bonus Jack". Orange County Register. Archived from the original on 2 June 2013. Retrieved 11 October 2013.

Editorial summary

“Bonus Jack” enters the record as hamburger on menu of Jack in the Box. Crown Archives preserves that source wording while asking what Bonus, Jack and Hamburger can confirm, complicate or overturn.

Editorial reviewA concise reference frame for defining the subject, testing terminology and identifying the institution closest to the evidence. The current lead gives the account dated anchors—1970, 2009, 2013—that can be checked directly. The selected authority fields contribute no independent date. Its strongest next move is a source search built around Bonus, Jack and Hamburger.
Editorial analysis

Why this record matters

“Bonus Jack” is worth following because a concise public description often conceals a longer documentary argument. Here, Bonus, Jack and Hamburger provides the most credible route into that argument.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 1, 2026. The linked authority identifier is Q892899. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1970, 2009 and 2013.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “Bonus Jack”, its source revision and the description used here.
  2. Expand the search: follow Bonus Jack primary sources, Bonus Jack archive and Bonus research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Bonus Jack”?
  2. Which institution is responsible for the underlying evidence?
  3. What terminology or title could unlock a more precise catalogue search?
Subject index

Search terms from this dossier

Source & attribution

This entry incorporates text from “Bonus Jack” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.