Rinse clean plastic containers and lids with boiling water. Dry thoroughly.
Crush strawberries thoroughly, one layer at a time. Measure exactly 4 cups crushed strawberries 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 minute. Remove from heat. Add strawberries; stir 1 minute 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.