1.   Another method is to use a candy thermometer.

2.   All these recipes are generally simple to make, but a candy thermometer is essential, as is constant stirring.

3.   All you need is a reliable candy thermometer and a few ingredients to make this rich-tasting toffee at home.

4.   But measuring with a candy thermometer is messy at best and can actually cause the sugar to crystallize.

5.   Buy or borrow a candy thermometer.

6.   Clip candy thermometer to side of pan.

7.   Clip a candy thermometer to the side of the pan.

8.   I hooked a candy thermometer on the side of the pan to regulate the temperature.

9.   I used a candy thermometer and it helped immensely.

10.   In days when refined sugar was precious and candy thermometers were unknown, families made candy as entertainment.