Mesquite Chickpea Burger With Grilled Corn Topping

Name: Mesquite Chickpea Burger With Grilled Corn Topping
Ingredients: 1 medium sweet potato; 1/2 cup quick-cooking oats; 15 ounce chickpeas, drained and rinsed; 1 cup grated zucchini; 1/4 cup chopped cilantro; 3 tablespoon mesquite seasoning; 2 tablespoon brown sugar; oil; 6 leaves tuscan kale, thick stems removed; 6 slices heirloom tomato; 3 white pita breads, toasted and halved; 2 ears of fresh sweet corn, husks and silk strands removed; 1/4 cup mayonnaise; 2 tablespoon crumbled queso fresco; 1 tablespoon finely chopped fresh cilantro; 1 tablespoon lime juice; 1/4 teaspoon garlic powder; 1/4 teaspoon cumin