The food processor makes it easy to grate the carrots and potatoes for this comforting casserole. Combine the grated carrots and potatoes with onions, garlic, herbs, and cheese, and bake it in the oven until the top is crispy and the casserole is heated through. This vegetarian casserole is a great way to enjoy the natural sweetness of carrots and the heartiness of potatoes in one delicious dish.