Preheat oven to 425°; peel, then cut sweet potato into ½-inch thick, 3-inch long sticks, place on a sheet pan, then drizzle with 1 tbsp oil + salt/pep + toss well to combine; bake 15 min, turn fries over, bake until browned + tender, about 10-15 min

Meanwhile, heat a lightly oiled skillet over med-high + sear 2 min per side until warm spread 1-2 tbsp pesto onto each chicken breast

While chicken sears, toast 2 croissants until warm + golden

Assemble sandwiches, add any tasty extras + serve with fries