
Preheat oven to 400° F.
In a small bowl mix together chili powder, paprika, cumin, salt, oregano, garlic powder, onion powder, and cayenne pepper (if using).
Toss sweet potatoes with vegetable oil and half the seasoning mixture. Bake for 15-20 minutes until tender.
Cook beef over medium-high heat for about 5-7 minutes until cooked through. Drain excess fat, add beans, corn, and remaining seasoning, cooking until heated through.
Serve ingredients in separate dishes or as individual bowls.
Enjoy with optional garnishes like sour cream, jalapeños, green onion, cilantro, lime, or feta.