Kristie Macintosh, 36, took £2,330 worth of goods from the BP garage on Bromley Road between May 1 and May 10.
On some days she would steal from the shop three times on the same day.
She took just one day off from stealing from the shop during the 10 day spree.
Macintosh, of Downberry Road in Bromley, pleaded guilty to 19 counts of theft from a shop.
At Bexley Magistrates’ Court on Monday (June 24) she was handed a six-month prison sentence.