Chipotle Chicken Nachos with Jalapeño Yogurt

Name: Chipotle Chicken Nachos with Jalapeño Yogurt
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Cuisine: Mexican, American
Ingredients: 2 tablespoons extra virgin olive oil; 1 pound ground chicken; 1 small sweet potato, cubed; 1 yellow onion, chopped; 2 teaspoons chipotle chili powder, use to your taste; 2 teaspoons smoked paprika; 1 teaspoon chili powder; 1 teaspoon ground cumin; 1 teaspoon garlic powder; red pepper flakes; 1 teaspoon kosher salt; 1 (14 ounce) can black beans, drained; 1 bag tortilla chips; 1 1/2 cups shredded Mexican cheese; mashed avocado, cilantro, green onions, and limes, for serving; 1 cup plain greek yogurt; 1-2 jalapeños, seeded, if desired, and chopped; juice of 1-2 limes