Preheat oven to 400°F (200°C). Toss sweet potato cubes with a drizzle of olive oil, salt, and pepper. Roast for 20–25 minutes until golden and tender.
In a skillet, heat 1 tablespoon olive oil. Add diced onions and cook until softened.
Add ground turkey and cook until browned, breaking it apart with a spatula.
Stir in garlic and cook another minute until fragrant.
Add roasted sweet potatoes and steamed green beans. Toss everything together and season with salt and pepper to taste.
Serve warm — perfect for meal prep or a cozy weeknight dinner.