Add ground meat to the skillet, cooking until browned. Stir in mixed vegetables, tomato paste, thyme, salt, and pepper.
Bake in the preheated oven for 20-25 minutes or until the topping is slightly golden.
Boil the sweet potatoes in a large pot of water for about 15 minutes or until tender. Drain and mash until smooth.
In a skillet, heat olive oil over medium heat. Add onion and garlic, cooking until soft.
Preheat the oven to 400°F (200°C).
Serve warm, allowing everyone to enjoy the hearty flavors of this comforting dish.
Transfer the meat and vegetable mixture to a baking dish. Spread the mashed sweet potatoes on top.