Black-eyed beans, also known as black-eyed peas,. It has a large black, brown, or red spot in the middle that resembles an eye, considered a staple in both Indian and traditional Southern cuisine. Black beans are a good source of plant-based protein, which is essential for building and repairing muscles and tissues. They are high in fiber, which can help promote healthy digestion and lower cholesterol levels. They are also a good source of vitamins and minerals, including folate, potassium, and magnesium.