Trim down your skewers to a reasonable size to fit in whatever jars or cups that you will be using. You'll also want to get rid of the point. Dip them in water, then roll in sugar.
Let the sticks dry completely and set aside. This will give the sugar a base (something to stick to when it starts to crystallize).
Heat water on medium-high heat in. a saucepan or large pot (depending on how much syrup you want to make) When it starts to simmer/boil begin adding sugar until you reach a 1:2 to just shy of a 1:3 water-sugar ratio. The mixture will take longer to dissolve the more sugar you add (totally normal). Keep stirring with a wooden spoon until completely dissolved. Remove from heat. CAUTION: it is very HOT!
Ladle the syrup into your jars using a funnel to catch spills. Add food coloring and flavorings to each jar, if you’d like wouldn't grape, cherry, orange or lemon flavoring be delicious?).
Allow the liquid in the mason jars to cool down a bit. Warm or room temperature. Attach a clothespin to each skewer (the ones you dipped in sugar and let dry) and place in the jar.
Place your jars in a safe location and watch the crystals grow!After 5–7 days, or once the sugar crystals have reached your desired size, carefully lift the rock candy out of the jar. Hold it over the jar for 30–60 seconds to allow any excess sugar syrup to drip off.Place the rock candy on a parchment-lined baking sheet or wire rack and let it air dry for 1–2 hours. This allows the sticky syrup on the surface to harden into a crisp sugar coating, making the rock candy easier to handle and enjoy.
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Notes
You can create as much or as little syrup as you'd like as long as you keep the same sugar/water ratio. You are making a nice, sticky, sugary syrup.
If after 24 hours you don't see any crystal growth, pour each jar of syrup back into the pan (separately) and add more sugar. ¼ c. or so and heat once more until it is a syrup consistency. Roll the sticky skewers in sugar and add them to the jar once more after the syrup has cooled down to be warm (not hot) or room temperature.
Make sure the skewer isn't touching the bottom or sides of jar/glass. They need room to grow. One skewer per jar works best for regular-sized jars.
Cleaning the Jars: Don't worry about the hardened sugar left behind in the jars—it's easy to remove! Simply fill each jar with very hot water and let it soak for 15–30 minutes. The sugar will dissolve on its own, and any stubborn pieces can be gently loosened with a butter knife or silicone spatula before washing the jar as usual.