Combine all the ingredients in a heavy saucepan. Cook over medium heat, stirring until the sugar is dissolved and mixture comes to a boil.
Insert a candy thermometer and cook without stirring until the temperature reaches 300 degrees.
Remove from heat and drop a teaspoonfuls on prepared cookie sheets to form 1 1/2 in rounds. If the candy starts to harden before you are finished, put the saucepan in a pan of hot water until the consistency improves.