Select a delicata squash that feels heavy and firm. Avoid purchasing a squash with soft spots or discoloration.
Rinse the delicata squash under cool water to remove dirt and debris
Cut the squash in half lengthwise.
Scoop out the delicata seeds from the squash. Place the seeds into a colander.
Rinse the seeds under cool water to remove the pulp.
Spread the delicata seeds in a single layer on paper towels. Cover the seeds with more paper towels to dry them completely.
Cover a baking sheet with parchment paper. Place the seeds on the parchment paper in a single layer. Sprinkle 2 tsp. of vegetable oil over the seeds. Season the seeds with your preferred dry seasoning like salt, pepper or cayenne.
Heat the oven to 250 degrees Fahrenheit. Toast the seeds for 45 minutes or until they are brown and crispy. Turn the seeds while they toast to prevent burning.
Remove the baking sheet from the oven. Allow the seeds to cool. Store the delicata seeds in an airtight container at room temperature. The seeds will last for three weeks.