Actually, you can still use the honey. Simply place the jar of honey in a warm container of water and stir until crystals dissolve. Or, you can microwave 1 cup of honey in a microwave-safe container, stirring every 30 seconds, until crystals dissolve, but be careful not to boil or scorch the honey.
Additional information can be found at http://missourifamilies.org/.
Contributor: Maude Harris, Nutrition/Health Education Specialist, University of Missouri Extension, firstname.lastname@example.org, (573) 545-3516