01 -
Preheat the oven to 425°F.
02 -
Bring a large pot of salted water to a boil. Add the potatoes and cook until fork tender, about 12 to 15 minutes.
03 -
Drain the potatoes and let them cool slightly. Transfer to a large baking sheet lined with parchment paper. Use the bottom of a glass jar or cup to press down on the potatoes to smash them into flat patties.
04 -
Drizzle with avocado oil and season well with salt and pepper. Transfer to the oven and bake for 35-40 minutes, until deeply browned and crispy.
05 -
Heat up a small saucepan over medium heat. Add the butter and let it melt, stirring constantly with a silicone whisk or spatula until bubbling and browned. During the last minute, add the sage leaves and let them fry in the butter. Set aside.
06 -
Transfer the potatoes to a platter and drizzle with the sage leaves and brown butter. Season with flaky salt if needed.