01 -
Preheat oven to 220°C. Line a large baking sheet with parchment paper; use two sheets if needed.
02 -
Place potatoes in a large pot of well-salted cold water. Bring to a boil over medium heat and cook for 7–8 minutes until just fork tender. Drain and let cool slightly.
03 -
Pat potatoes thoroughly dry using paper towels. Arrange on prepared baking sheet. Flatten each potato to about 0.5 cm thickness with a potato masher or bottom of a glass.
04 -
Brush potatoes with 30 ml olive oil. Season generously with salt and pepper. Roast for 45–60 minutes, flipping halfway, until golden brown and crisp.
05 -
While potatoes cook, whisk remaining 15 ml olive oil, Greek yogurt, mayonnaise, Dijon mustard, lemon juice, minced garlic, and chopped parsley until smooth. Stir in chopped pickle and shallot. Season to taste with salt and pepper. Cover and refrigerate until use.
06 -
When potatoes are crisp and deeply golden, remove from oven and let cool 10 minutes. Reserve some crispy bits for topping. Gently toss warm potatoes with herbed yogurt dressing in a large bowl until evenly coated.
07 -
Top with chopped scallions and reserved crispy potato bits. Serve warm.