This nutritious and hearty lentil soup is an excellent high-fiber lunch option. As a high-fiber food, lentils offer a feeling of gratification and fullness, helping you stay satiated all afternoon. Fiber also reduces your risk of heart disease, helps lower blood pressure, regulates blood sugar, and helps protect against colon cancer. So, prepare a batch of this soup for lunch. Hearty Lentil Soup Recipe Ingredients 1 cup green or brown lentils  1 tablespoon olive oil (or ga