The key ingredients in vegetable curry are vegetables, spices, and coconut milk. Common vegetables added to curries include sweet potatoes, carrots, broccoli, cauliflower, bell peppers, peas, and onion. The spices that you need for vegetable curry are curry powder, garlic, ginger, salt, and pepper. Some vegetable curry recipes use turmeric and cumin, as well. Vegetable curry is commonly served with rice.