DIY emergency candles are a great resource to have on hand for power outages and extended blackouts. They can be an essential part of your emergency preparedness kit.
Since I use various glass jars in different sizes, I find it easiest to measure my soy flakes into the jars first thing before melting them into liquid wax.
.Slide wick through the metal sustainer tab and secure with double-sided sticky dots, or use a dab of hot glue.