Step 1

Set your Ninja Grill to ROAST and set the temperature to 400 degrees. Set the timer for 15 minutes.

Step 2

In a large bowl toss the potato chunks with avocado oil, rosemary, salt, and pepper.

Step 3

Arrange in a single layer in the basket.

Step 4

Once the grill has been preheated, cook for 15 to 20 minutes, to the desired doneness.

Step 5

Transfer the potatoes back to the bowl and toss with the parmesan.