Paella veggies is a term used to refer to the vegetables that are commonly used in the Spanish dish, paella. The most common vegetable used in paella is peas, which is a four-letter word. Other vegetables that are often used in paella include onions, peppers, tomatoes, and garlic. These vegetables are usually cooked with rice, saffron, and other seasonings to create a flavorful and aromatic dish.