Things You'll Need
Instructions
Bring a saucepan of water to a boil over high heat.
Pour 3 tbsp. boiling water into a heatproof bowl. Add 1 package (1/4 oz.) of nonflavored gelatin. Mix the gelatin with the spoon until it is dissolved.
Add 1 tbsp. vinegar and 1 tsp. glycerin to the gelatin mixture. Stir the ingredients until they are completely blended.
Pour the contents of the bowl into a resealable, heatproof jar. You will have approximately 1/3 c. tacky glue.