Choose a fully ripe, healthy pumpkin
Cut the pumpkin open and scoop out the seeds
Separate the seeds from the pulp
Rinse the seeds thoroughly in cool water
Remove any damaged, shriveled, or moldy seeds
Spread the seeds in a single layer on paper towels or a screen
Let the seeds dry completely in a cool, dry, well-ventilated place
Turn the seeds occasionally while drying
Dry the seeds for about 1 to 2 weeks
Store the dried seeds in a paper envelope or airtight container
Label the container with the pumpkin variety and date
Keep the seeds in a cool, dark, dry location
Plant the seeds in the next growing season