Families hosted larger gatherings after two years of health crisis restrictions.
They also treated themselves at home rather than going out to save cash.
On Thursday (January 12), Tesco stuck with its full-year profit guidance.
That after it reported stronger-than-expected sales over Christmas.
The supermarket group said like-for-like sales rose 7.2% over the six weeks to January 7.
Britain's number-two supermarket group Sainsbury's reported a 5.9% rise in underlying sales for its Christmas quarter, and lifted its profit guidance.
Discounters Aldi and Lidl also reported big sales in the UK over the period.
Another major - Marks and Spencer - revealed strong sales on Thursday.
Demand for turkeys helped deliver its highest ever share of the food market, with a rise in like-for-like food sales of 6.3%.
Clothing and home sales went up 8.6%.
Christmas may have brought cheer for the supermarkets, but they are still cautious about the coming year.
Inflation in the UK is riding high at almost 11% and Tesco says it may not have peaked yet.
