▁during ▁and ▁after ▁the ▁Second ▁World ▁War ▁as ▁r ation ing ▁limited ▁the ▁avail ability ▁of ▁fresh ▁meat . ▁▁ ▁Hash ▁may ▁be ▁served ▁for ▁breakfast , ▁l unch , ▁or ▁dinner . ▁When ▁served ▁for ▁breakfast ▁in ▁the ▁United ▁States ▁hash ▁may ▁come ▁with ▁eggs , ▁to ast , ▁hol landa ise ▁sau ce , ▁or ▁even ▁b aked ▁be ans . ▁▁▁ ▁High - end ▁restaur ants ▁offer ▁s oph istic ated ▁hash ▁d ishes ▁on ▁their ▁men us . ▁These ▁days ▁you ▁can ▁make ▁a ▁hash ▁with ▁anything , ▁such ▁as ▁l amb , ▁fish , ▁ven ison , ▁tur key , ▁ch icken , ▁sh rim p , ▁ste ak , ▁etc . ▁ ▁United ▁States ▁▁ ▁" Hash " ▁of ▁many ▁forms ▁was ▁part ▁of ▁the ▁American ▁di et ▁since ▁at ▁least ▁the ▁ 1 8 th ▁century , ▁as ▁is ▁att ested ▁by ▁the ▁avail ability ▁of ▁numerous ▁reci pes ▁and ▁the ▁existence ▁of ▁many ▁" hash ▁houses " ▁named ▁after ▁the ▁d ish . ▁In ▁the ▁United ▁States , ▁September ▁ 2 7 ▁is ▁" National ▁Corn ed ▁Be ef ▁Hash ▁Day ." ▁ ▁Classic ▁American ▁cor ned ▁be ef ▁hash ▁origin ated ▁in ▁the ▁New ▁England ▁region ▁of ▁the ▁United ▁States ▁as ▁a ▁way ▁to ▁use ▁up ▁the ▁le f to vers ▁from ▁a ▁traditional ▁bo iled ▁dinner ▁of ▁be ef , ▁cab bage , ▁pot atoes , ▁and ▁on ions . ▁A ▁red ▁fl annel ▁hash ▁is ▁made ▁with ▁be ets ▁instead ▁of ▁pot