1 Remove from heat and immediately and carefully pour the remaining 1/2 cup water into the caramelized sugar. 2  Be prepared for a lot of noise and boiling. 3  Stir until the sugar is completely dissolved. 4  Use immediately or store in the refrigerator for several weeks.
As with many conditions in the mouth, thereâs no one reason for cracked tooth syndrome. However, some common causes include: People who grind or clench their teeth. The way a person's teeth come together it can put too much pressure on one tooth, causing the tooth to crack.
Other causes of toothache can include: 1  An accumulation of food and debris between your teeth, especially if teeth have spacing between them. 2  Infection at the root of the tooth or in the gums. 3  Trauma to the tooth, including injury or grinding your teeth.  Sudden fracture of the tooth or tooth root.