2 cups pumpkin puree
1/4 cup butter or margarine, melted
1/2 cup white sugar
1/3 cup packed brown sugar
1/4 teaspoon salt
4 egg yolks
In a blender, combine the pumpkin puree, butter, white sugar, brown sugar, salt and egg yolks. Blend until smooth and creamy.
Remove pumpkin from refrigerator and mash. Let cool slightly.
Preheat oven to 350 degrees F (175 degrees C).