Apricot Preserves

INGREDIENTS
8 cups chopped apricots (approximately 1/2" cubes)
6 cups sugar
1/4 cup lemon juice
1/2 TBSP butter

INSTRUCTIONS
~Prepare canning jars (wash and sterilize, heat lids in simmering water)
~Combine all ingredients in a large stock pot and bring to a boil over medium-high heat.
~Boil vigorously for 30 minutes, stirring constantly.
~Pack into prepared jars, leaving 1/2" headspace.
~Process for 20 minutes in a water bath (adjust accordingly for altitude -- I'm at 5,000 feet in elevation).
~Let stand for 12 hours, then clean jars and lids, label and store. 

Yield:  7 cups

Adapted from recipezaar.com.