Brendan Rodgers' side failed to impress during the reverse tie in Germany, with Leipzig coming out as 2-0 winners.
Victory moved Rangers into third, ahead of Kilmarnock, who host Aberdeen on Sunday.
Edouard is Celtic's only fit striker and he's rising to the challenge.
At the other end of the table Dundee were beaten for the 10th time in 11 league games this season 1-0 at Motherwell, while 10-man Hamilton also beat Livingston 1-0.
Yussuf Poulsen and Timo Werner have joined Emil Forsberg on RB Leipzig's injury list, leaving the Germans with very few striking options. He can break a line with a pass and open up and split up the game for us. "We have to look to win next time and, if we don't, it is really hard.".
"I think will be a totally different game to the match in Germany".
"But the confidence is back now and we are playing really well".
"There's no doubt if we keep up this standard of play, we will have a very good chance of getting a Champions League place".
"And we need to carry on our recent good form against Celtic this week".
Celtic were soundly beaten in their only previous meeting against RB Leipzig - a 2-0 victory at the Red Bull Arena Leipzig in Germany thanks to first-half goals from Matheus Cunha and Bruma.
Celtic could only muster one shot on target in their last match against Leipzig, their lowest tally in a Europa League game since December 2015 (against Fenerbahce).
After seeing off the Jambos 3-0 in their League Cup semi-final last weekend, Celtic continued their stunning return to form after a hard start to the campaign with a sixth straight win in domestic competitions.
"I felt much better in the second-half, I know we lost two goals but at least we were in the game and had opportunities".
"The game today and this week showed the level these players have been at domestically for the last two-and-a-half years".