With a large potato you can easily use a 2lb bag. . When the mixture is too thick to stir with a fork, pour it on the counter that has been sprinkled with powdered sugar. Roll this out into a large rectangle and spread it with peanut butter. Roll it up and slice it up. No need for refrigeration .
Some people like to sprinkle coconut on it too.
Cheesecake I've been getting a lot of requests for cheese cake. I don't think Dutch cooks make this a whole lot, but this is the recipe I have. Cut in butter until crumbly. Mix and pat into bottom of a springform pan, not attached to the sides. Bake at 400 degrees for 8 minutes.