Eto’o opened the scoring in the 32nd minute to send his side a goal ahead to the recess, but Sinan Bakis drew the visitors level shortly after the restart.
The Indomitable Lions legend’s attempted through ball was blocked by a defender, but the ball fell right back at his mercy and he curled a superb low shot beyond the goalkeeper from some 40 yards out.
The strikes were his 15th and 16th of the campaign and this was the fourth time this campaign that the 36-year-old has scored two or more goals in a single match.
Aboubakar opened the scoring for the Super Lig leaders in the 4-1 win over Kasimpasa whilst Kweuke scored the second for relegation-bound Rizespor in their 2-0 win over Gaziantepspor.
The former bagged his 11th of the campaign in 25 appearances, his 18th in all competitions for Kara Kartallar as they cruised at the Vodafone Arena.
Kweuke bagged his 13th of the campaign from 26 appearances for Karadeniz Atmacasi who look destined for relegation back to the TFF First League (Super Lig 2) since their promotion in 2013.
The former Sparta Prague hitman has two other goals in cup competitions.