Preheat oven to 350 degrees

Scoop the guts out of the pumpkin, reserving the seeds

Put the seeds in a colander, and run them under water to clean them

Toss them in butter and salt

Lay them in a single layer on a baking pan

Cook for about 10 minutes

Take them out and flip them around

Put them back in the oven for about 7 to 10 more minutes (until they are just golden brown)

Take them out and let them cool for about 10 minutes.

Once they are cool, store in an airtight container