Step #2 Cut thin, cross-length slices three quarters of the way into each potato, & eighth of an inch apart (or as close as you can), being careful not to cut all the way through.
Step #3 Place in bowl of cold water to prevent discoloring.
Step #4 Set aside.
Step #5 To prepare the topping, & let simmer until garlic is soft, in small saucepan heat 1/2 c olive oil over low heat/flame, add garlic, about 15-20 mins.