Southwestern Burrito Bowl

Name: Southwestern Burrito Bowl
Ingredients: 1/3 c. chopped fresh cilantro, plus more for garnish; 1/4 c. extra-virgin olive oil; Juice of 1 lime; 1 tbsp. apple cider vinegar; kosher salt; Freshly ground black pepper; 1 clove garlic, minced; 2 large sweet potatoes, peeled and cut into 1/2 cubes; 1 large red onion, diced; 2 tbsp. extra-virgin olive oil; 1/4 tsp. chili powder; 2 c. cooked brown rice; 1 can refried beans, drained and rinsed; 1 c. corn (canned or fresh); 1 plum tomato, chopped; 1 avocado, sliced