Talks between the EU and the UK on a Brexit trade deal are expected to continue until the end of the week.
Ursula von der Leyen and Boris Johnson agreed the negotiations should continue in a phone call.
It came as British supermarkets said they were laying in extra stock - and asked shoppers not to panic-buy.
The EU's chief negotiator has told member states they are considering a short extension to the transition period.
Sources in Brussels are saying there has been some progress in negotiations in the past few days but substantial gaps still need to be bridged.
Daina Moorehouse On The Brink Of Medal After Two Victories In Brazil World Cup
Wicklow Households Encouraged To Explore Grants To Lower Energy Bills
New Equipment To Support Disabled Water Sports Users In Accessibility Boost For Bray Harbour
Dominant Daina Moorehouse Into World Cup Last 16 After Opening Brazilian Bout
Greystones E-Bike Scheme Flourishing With Over 12,000 Recorded Trips