Who knew you could MAKE powdered sugar!?!?! Living here in Japan, where powdered sugar is sold by the Tablespoon, I pass over any recipe requiring it. Today I stumbled across a site that has a RECIPE to MAKE powdered sugar - using potato starch (katakuriko) that IS available here in Japan. So - here it is!
Passover Powdered Sugar
left-overs
13 years ago