Kottaras always catches Randy Wolf, the starter in the series opener against the Braves at Turner Field.
"It's always good to get in there, but I know what the situation is," said Kottaras, who hit a solo shot off Braves starter Jair Jurrjens in the second inning. "I've caught Randy for a couple of years now."
Kottaras, batting .444, entered the series 3-for-8 with two homers and five RBIs after going 2-for-4 on Wednesday and hit his third homer and drew two walks against the Braves in the 10-8 loss He hit a three-run pinch-hit homer in the season opener last Friday against the Cardinals.
Kottaras and regular catcher Jonathan Lucroy were a combined 8-for-22 in Milwaukee's first seven games, with three homers and eight RBIs.