Tex Mex Roasted Sweet Potato Salad

Name: Tex Mex Roasted Sweet Potato Salad
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: American, TexMex
Ingredients: nonstick cooking spray; 1 tablespoon extra virgin olive oil; 3 large sweet potatoes, (peeled and cut into 1-inch chunks); salt; pepper; 1 pint grape tomatoes, (halved); 1 cup corn ((defrosted if frozen)); 1 (15-ounce) can black beans, (drained and rinsed); 1 tablespoon chopped cilantro; 1 (4-ounce) can mild green chilies; 3 tablespoons fresh lime juice ((about 2 limes)); 1 tablespoon apple cider vinegar; 1/4 teaspoon cayenne; 1/2 teaspoon ancho chili pepper powder ((or substitute regular chili powder)); 1 tablespoon + 1 teaspoon maple syrup; 1/4 cup extra virgin olive oil