Here is a goal: To make a candle from a mold

Which way makes more sense to accomplish this goal?

Pick from:
(a). Cut off the top of a soda can to make as a mold and pour in melted wax. Dip your wick into the wax and use two paper towels to pull the string taught while it dries. Put the can and wick into a warm oven. Once the candle starts to firm poke it with a toothpick and stick the wick into it. Put back into the oven until fully hardened. Remove from the mold..
(b). Cut off the top of a soda can to make as a mold and pour in melted wax. Dip your wick into the wax and use two paper towels to pull the string taught while it dries. Put the can and wick into the fridge. Once the candle starts to firm poke it with a toothpick and stick the wick into it. Put back into the fridge until fully hardened. Remove from the mold..
(b).