Thanks to Isaac a.k.a a giant rain cloud I decided to take on this little project through YouTube via Missglamorazzi. She has a full tutorial on her channel.
various glass candle holders
Paint the inside of your glass jar with mod podge and then immediately pour in the glitter and swirl it around covering the entire inside. Tap out any extra glitter that remains. The outside of the jar will look murky, but as the mod podge dries it will clear revealing a glittery surface.