Step 1

Preheat oven to 425°. In a large pot, cover potatoes with water and add

Step 2

a generous pinch of salt. Bring water to a boil and

Step 3

simmer until potatoes are tender, about 15 minutes.

Step 4

Drain and let sit until cool enough to handle. On a large rimmed baking sheet, toss potatoes with

Step 5

melted butter, garlic, and thyme. Using bottom of a

Step 6

small glass or mason jar, press down on potatoes to

Step 7

smash them into flat patties. Season with salt and pepper, then sprinkle with

Step 8

Parmesan. Bake until bottoms of potatoes are beginning to

Step 9

crisp and Parmesan is golden, about 25 minutes.