RINSE clean plastic containers and lids with boiling water. Dry thoroughly.
STEM and pit cherries. Chop cherries very finely. Measure exactly 5 cups chopped cherries into large bowl.
MIX sugar and pectin in large saucepan. Stir in water. Bring to boil on medium-high heat, stirring constantly. Boil and stir 1 min. Remove from heat. Add cherries; stir 1 min. or until well blended.
FILL all containers immediately to within 1/2 inch of tops. Wipe off top edges of containers; immediately cover with lids. Let stand at room temperature 24 hours. Jam is now ready to use. Store in refrigerator up to 3 weeks or freeze extra containers up to 1 year. Thaw in refrigerator before using.