Preheat oven to 425°
On a baking dish, add the potatoes a season them with 1 tsp salt, 1 tsp pepper, and olive oil. Mix and spread out on the baking sheet.
Add the chicken to the baking sheet. Pat dry with a paper towel and season with olive oil, salt, pepper, lemon zest, cumin, and garlic powder. Bake in the oven for about 55 minutes.
Meanwhile, add all the gremolata ingredients to a bowl and mix well. Set aside.
In a bowl add the asparagus and a little olive oil, salt, and pepper. Add the asparagus to the baking sheet and bake with the chicken for another 15 minutes.
Allow the chicken to cool for 10 minutes before serving. Top the chicken with the gremolata and enjoy.