Preheat your oven to 400°F (200°C).
Wash the sweet potatoes thoroughly and prick them with a fork.
Rub the sweet potatoes with olive oil, salt, and pepper.
Place sweet potatoes on a baking sheet lined with parchment paper.
Roast in the oven for 25-30 minutes until tender.
Meanwhile, chop your mixed vegetables into bite-sized pieces.
Sauté the vegetables in a pan with olive oil over medium heat.
Season the vegetables with salt, pepper, and garlic powder.
Once the sweet potatoes are cooked, remove them from the oven.
Slice open the sweet potatoes and fluff the insides with a fork, then top with sautéed vegetables, herbs, and a drizzle of tahini sauce.