Y gwahaniaeth rhwng diwygiadau o "Big Mac"

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[[Delwedd:Big Mac hamburger.jpg|bawd|Big Mac hamburger]]'''Big Mac''' yw enw ar byrgyr rydych yn gallu ei brynu o [[McDonalds]]. Crëwyd y Big Mac gan [[Jim Delligatti]], [[franchisee Ray Kroc]] cynnar,<ref>{{cite book | last=Eldridge | first=D. | title=Moon Pittsburgh | publisher=Avalon Publishing | series=Moon Handbooks | year=2014 | isbn=978-1-61238-846-5 | url=https://books.google.com/books?id=ThbPBQAAQBAJ&pg=PT389 | access-date=November 7, 2017 | page=pt389}}</ref> a oedd yn rhedeg nifer o fwytai yn yr ardal [[Pittsburgh]]. Fe'i dyfeisiwyd yng nghegin rhyddfraint cyntaf [[McDonalds]] Delligatti, a leolir ar McKnight Road mewn tref maestrefol Ross <ref name="test">{{cite news | url= https://news.google.com/newspapers?nid=1129&dat=19930504&id=z6kkAAAAIBAJ&sjid=0G4DAAAAIBAJ&pg=5788,2805664 | title= Golden Arch Angel | work= [[Pittsburgh Post-Gazette]] | first= Barbara | last= Vancheri | date= May 4, 1993 | page= C1 | access-date= October 7, 2016 | archive-url= https://web.archive.org/web/20160502024800/https://news.google.com/newspapers?nid=1129&dat=19930504&id=z6kkAAAAIBAJ&sjid=0G4DAAAAIBAJ&pg=5788,2805664 | archive-date= May 2, 2016 | dead-url= no | df= mdy-all }}</ref>. Roedd gan y Big Mac ddau enw blaenorol, y ddau ohonynt wedi methu yn y farchnad: yr Aristocrat, a gafodd y defnyddwyr yn anodd ei ddatgano a'i ddeall, a [[Burger Ribbon Blue]]. Crëwyd y trydydd enw, Big Mac gan Esther Glickstein Rose, ysgrifennydd hysbysebu 21 oed a fu'n gweithio ym mhencadlys corfforaethol [[McDonalds]] yn Oak Brook, [[Illinois]].<ref name="bigmacname">{{cite news | url=http://www.apnewsarchive.com/1985/Woman-Who-Named-Big-Mac-Finally-Recognized/id-4338738fbc4ed82ddfcd5700c17d6ebd | title=Woman Who Named Big Mac Finally Recognized | agency=[[Associated Press]] | date=May 31, 1985 | accessdate=February 22, 2013 | archive-url=https://web.archive.org/web/20130613212414/http://www.apnewsarchive.com/1985/Woman-Who-Named-Big-Mac-Finally-Recognized/id-4338738fbc4ed82ddfcd5700c17d6ebd | archive-date=June 13, 2013 | dead-url=no | df=mdy-all }}</ref> Dadansoddodd y Big Mac yn fwyty Undell Delligatti, [[Pennsylvania]] ym 1967, gan werthu am 45 cents.<ref name="delligatti">{{cite press release|title= Jim Delligatti Biography|url= http://www.mcdepk.com/bigmac/mediadocs/bio_Jim_MJ_Delligatti.pdf|publisher= McDonald's|year= 2007|accessdate= May 18, 2011|deadurl= yes|archiveurl= https://web.archive.org/web/20110726163742/http://www.mcdepk.com/bigmac/mediadocs/bio_Jim_MJ_Delligatti.pdf|archivedate= July 26, 2011|df= mdy-all}}</ref> Fe'i cynlluniwyd i gystadlu â 'Big Boy [[hamburger]] Bwyty Big Boy; Eat'n Park oedd [[Pittsburgh]] ardal [[Big Boy franchisee]] ar y pryd.<ref>{{cite news |title=Obituary: William D. Peters / President of Eat'n Park restaurants |url=http://old.post-gazette.com/obituaries/20000820peters4.asp |newspaper=Pittsburgh Post-Gazette |date=August 20, 2000 |accessdate=September 28, 2013 |archive-url=https://web.archive.org/web/20131213042837/http://old.post-gazette.com/obituaries/20000820peters4.asp |archive-date=December 13, 2013 |dead-url=no }}</ref> Roedd y Big Mac yn boblogaidd ac fe'i ychwanegwyd at y fwydlen pob bwyty yn yr Unol Daleithiau ym 1968.<ref name="delligatti">{{cite press release|title= Jim Delligatti Biography|url= http://www.mcdepk.com/bigmac/mediadocs/bio_Jim_MJ_Delligatti.pdf|publisher= McDonald's|year= 2007|accessdate= May 18, 2011|deadurl= yes|archiveurl= https://web.archive.org/web/20110726163742/http://www.mcdepk.com/bigmac/mediadocs/bio_Jim_MJ_Delligatti.pdf|archivedate= July 26, 2011|df= mdy-all}}</ref>
 
==Cynnyrch==
 
Mae'r Big Mac yn hysbys ledled y byd ac fe'i defnyddir yn aml fel symbol o brifddinasiaeth a ''decadence'' America. Mae'r Economegydd wedi ei defnyddio fel pwynt cyfeirio ar gyfer cymharu cost byw mewn gwahanol wledydd - Mynegai Big Mac- gan ei bod mor eang â phosibl ac mae'n debyg ar draws marchnadoedd. Cyfeirir at y mynegai hwn weithiau fel [[Burgernomeg]].<ref>{{cite web|last=Pakko|first=Michael R.|title=Burgernomics: A "Big Mac" Guide to Purchasing Power Parity|url=http://research.stlouisfed.org/publications/review/03/11/pakko.pdf|website=Review|publisher=Federal Reserve Bank of St. Louis|accessdate=May 18, 2011|author2=Pollard, Patricia S.|date=November–December 2003| archiveurl= https://web.archive.org/web/20110524015220/http://research.stlouisfed.org/publications/review/03/11/pakko.pdf| archivedate= May 24, 2011 | deadurl= no}}</ref> Dim ond cig eidion o Brydain ac Iwerddon defnyddir McDonalds.<ref>https://www.mcdonalds.com/gb/en-gb/good-to-know/about-our-food.html</ref>
 
==Cyfeiriadau==
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