This year, we did make the candle from 100% bleached beeswax, and had the candle blessed on Candlemas.
Through the years, we have tried various designs, and methods. Any more, I have a template that I either cut out and trace, or print in reverse, trace with pencil, and rub onto the candle.
Feel free to edit, use, etc the template. I have used some fancy tools to carve candles, but the best ones we have done have just been carved with a large nail.
Paschal Candle Template
Some day, I will get some decent candle painting medium and gesso so I can apply gold leaf to the inside of the cross: