In a large skillet add in the extra virgin olive oil and bring to a high heat.
Next, add in the garlic and onions and sauté for 3 minutes, mixing occasionally.
Next, add in the zucchini, sweet potatoes, tomatoes, salt, and ground black pepper and sauté for 8 minutes, mixing occasionally.
Next, add in the great northern beans with liquid. Bring to a simmer and cook for 3 minutes, mixing occasionally.
Serve this zucchini with beans and sweet potatoes as a side dish with chicken, pork, or steak. Or feature this dish by itself for a healthy vegetarian entrée.