The former Manchester City winger scored Chelsea’s second goal in their 3 – 1 preseason win over Udinese.
The Blues had gone ahead through Ngolo Kante before Sterling doubled their lead.
Gerard Deulofeu pulled one back for Udinese before Mason Mount put the result beyond doubt late on.
Kalidou Koulibaly made his first start for the London side since joining from Napoli.
Elsewhere, Everton put three past Dynamo Kiev at Goodison Park with new signing Dwight McNeil scoring a brace off the bench.
Newcastle also registered a win in their preseason encounter against Atalanta as Chris Wood’s first half penalty sealed a 1 – 0 victory for the Magpies.
Chelsea and Newcastle will begin their 2022-23 EPL campain on the 6th of August with matches against Everton and Nottingham Forrest respectively.