Dinner veggies often include yams and peas. Yams are a starchy root vegetable that is high in dietary fiber, vitamin C, and potassium. They are usually orange or yellow in color and have a sweet flavor. Peas are a legume that are high in protein, fiber, and vitamins A, B, and C. They are usually green in color and have a mild flavor. Both yams and peas are popular vegetables to include in dinner dishes.