Mix juice and pectin in a large saucepan or pot and bring to a boil.
Add sugar, mix well, and continue to boil over high heat for 10 minutes.
Press mixture through a food mill or juicer and discard seeds.
Test for pH, adjust as needed – For Hawaii, pH must be 4.2 of lower
Always sterilize canning jars and lids just before using!
Remove hot jelly mixture from heat and quickly skim off foam.
Pour into jars; leave ½-inch headspace.
Wipe jar rims and threads.
Adjust lids and begin canning.
CANNING TIME
Water Bath Canning (four-ounce jars) 20 minutes
Notes
This same process works for jaboticaba, citrus and most other tropical fruit in 8 cup batches which should produce 24, 4 oz jars with some extra. Always have an extra jar or two ready.