Adjust rack to top position and preheat oven to 425. Wash and dry produce.
Peel and quarter sweet potatoes lengthwise; cut into ½-inch-thick quarter-moons. Remove and discard any large stems from kale; chop into bite-size pieces. Drain and rinse beans; transfer to a large bowl and mash about half the beans, leaving some whole. Zest and quarter lime.
Open package of chicken and drain off excess liquid. Heat a drizzle of oil in a large pan over medium-high heat. Add chicken or turkey and season with salt and pepper; cook, stirring frequently, until browned and cooked through, 4-6 minutes. Turn off heat; transfer to a plate. Wipe out pan.