Ethan Mountain, 19, is accused of stabbing Joan Hoggett at the One Stop Shop on Sea Road, Sunderland, last Wednesday.
Joan Hoggett's family pay emotional tribute to much-loved great-grandmotherMountain, of Heaton Gardens, South Shields, has appeared at Newcastle Crown Court via video link to prison, this morning.
He spoke only to confirm his name and was not asked to enter a plea to the murder charge.
Sunderland at Wembley: London pub landlord thanks SAFC fans for ‘bumper weekend’ after League play-off final victory over Wycombe Wanderers
Sunderland AFC fans launch fundraiser as ‘thank you’ to staff at Covent Garden pub after Wembley play-off final win
Woman caught drink-driving in Sunderland Aldi car park
Sunderland to get its first roller rink in Keel Square with live DJ - here's when it opens
19 Sunderland locations hosting Queen's Platinum Jubilee street parties
Prosecutor Mark Giuliani told the court: "A trial, if there is to be a trial, will last approximately four days."
Judge Simon Bourne-Arton QC, who appeared at the hearing via video link to Teesside Crown Court, said a trial would take place next year.
Mountain, who is to undergo psychiatric assessment, was remanded in custody.
The judge told him: "Your trial will take place next year, either February or March, the precise date we know not.
"You will be produced at Newcastle Crown Court some time in the next few months for the next hearing.
"In the meantime, you are remanded in custody."