Of course it's always better to have experience, & beter to have something than just a "gap".
I think it's upto you, how you convince adcom about various experience & exposure you had during teaching, I know you can be part of many initiatives college takes.
& Ultimately if you want to be the teacher, & you love teaching, nothing else matter
I earlier thought you've foreign MBA oriented question. But later realised it's Indian based query.
Moderators should move this thread to relevant area