<prompt> Bhala ukuqhubeka kwalesi sigaba - UKellogg waqala ukumaketha okusanhlamvu kwasekuseni futhi wethula umklomelo wokuqala webhokisi ekuqaleni kwawo-1900. I-Quaker Oats yangena emakethe ne-Puffed Rice ne-Wheat Berries eyayingenise eMbukisweni Womhlaba wonke ka-1904  <response>: , okusanhlamvu okuluhlaza okushaywe ngomoya oshisayo ocindezelweyo kusuka kumashubhu, okuqhuma kuze kube izikhathi eziningi ubukhulu bawo. Zazithengiswa njengenguquko kwezesayensi yokudla. Ngawo-1920, ukukhangisa kukazwelonke komagazini nasemisakazweni kwafeza indima ebalulekile ekuqhamukeni komkhiqizi wesine omkhulu wokusanhlamvu, iGeneral Mills. Ngo-1921, uJames Ford Bell, umongameli wenkampani yokugaya ukolweni eMinneapolis, waqala ukuhlola amaflakes kakolweni agingqiwe. Ngemva kokuthambisa ukolweni, ukuwuvutshisa, ukuwuqhekeka, nokuwusebenzisa ngesiraphu, ushukela, nosawoti, wawulungiselelwa ukugoqwa bese usomiswa kuhhavini kagesi. Ngo - 1925, i - Wheaties yayisibe Isabelo Sasekuseni Samakhosi. Ngo-1928, izinkampani ezine zokugaya zahlanganiswa zaba iGeneral Mills Company eMinneapolis. Le nkampani entsha yandisa ukuthengiswa kokudla okuhlanganisiwe ngokukhangisa okunamandla, kuhlanganise nokuxhaswa kwezinhlelo zomsakazo ezinjenge-Skippy, Jack Armstrong, The All-American Boy, nemidlalo ye-baseball. UJack Dempsey, uJohnny Weissmuller, nabanye baqinisekisa ukuthi isiqubulo esithi Isidlo Sasekuseni Samakhosi sasiyiqiniso. Ngo-1941 iWheaties yayithole amaphesenti angu-12 emakethe yokusanhlamvu. Ukuhlolwa kwenqubo yokuvutshelwa kwakhiqiza iKix, okusanhlamvu kukakolweni okuvutshelwe, neCheerios, okusanhlamvu kwe-oat okuvutshelwe. Ukuqamba okusha kwemikhiqizo nokwehlukaniswa kwaletha ukuthengiswa okuphelele kweGeneral Mills ngaphezu kwezigidi ezingama- 500 minyaka yonke 18 ekudleni okuhlanganisiwe ekuqaleni kwawo-1950. Ngo-1944 i-General Foods yaqala umkhankaso wokumaketha i-Grape Nuts, igxile ekubalulekeni kokudla kwasekuseni. 