Wash potatoes, pat dry, and then cut into bitesized pieces leaving the skin on.
Heat the oven to 400 degrees Farenheght.
Place cut potatoes in an even layer on a lightly oiled baking sheet, season with salt and pepper, drizzle with olive oil, and bake in the oven for 35 minutes.
In a bowl, mix together 1/3 cup olive oil, parsley, lemon juice and zest, grated pecorino, salt, pepper, and red pepper flake.
After baking, remove the potatoes from the oven and place in a mixing bowl. Combine dressing with the hot potatoes. Toss to coat evenly.
Serve family-style, garnish with more parsley (optional).
