Prepare: Preheat the oven to 400 degrees f. Rinse the potatoes and broccoli under cold water and pat them dry. Remove the thick stems from the broccoli and cut the broccoli into bite-sized pieces; cut the potatoes into chunks that are about one inch in size. Mix the 2 1/2 tablespoons olive oil, lemon juice, garlic, oregano and white wine together in a small bowl. Line a baking sheet with parchment paper.
Place the potato chunks into a large bowl; add the remaining olive oil and toss to coat the potatoes on all sides.
Arrange the potatoes on the baking sheet in a single layer. Place the baking sheet into a preheated oven and bake for 15 minutes.
Remove the baking sheet from the oven and push the potatoes to the perimeter of the sheet pan. Add the chicken breasts and drizzle half of the olive oil mixture over the chicken. Bake for 15 minutes.
Toss the broccoli in the remaining oil mixture and arrange it on the sheet pan with the chicken and potatoes. sprinkle grated parmesan cheese on top of the chicken and vegetables; bake for 15 minutes longer or until the chicken reaches an internal temperature of 165 degrees f.
Notes
Leftovers can be stored in an airtight container in the refrigerator for up to four days. Just make sure that the food has cooled down before placing it in the fridge.See the article above for tips and more.