Heat oven to 350 degrees.
Spray sweet potatoes with olive oil, salt and pepper. Set aside.
In a large bowl, combine turkey and taco seasoning.
Form turkey into burgers and place on a sheetpan. Place sweet potato wedges around burgers.
Bake for 20-25 minutes.
In a medium bowl, combine avocado, lime juice, green onions, salt and pepper to taste.
OPTIONAL: Top with halved cherry tomatoes and fireroasted corn or fresh salsa and sour cream.