Peel and dice the sweet potatoes into small cubes.
Heat olive oil in a large skillet over medium heat.
Add diced onions and bell peppers to the skillet, sauté until softened.
Stir in minced garlic and cook for another minute.
Add diced sweet potatoes to the skillet and season with smoked paprika, cumin, salt, and pepper.
Cover the skillet and cook for 10-15 minutes, stirring occasionally.
Check for doneness; sweet potatoes should be tender.
If desired, mix in cooked protein for added flavor.
Garnish with fresh herbs before serving.