In large pot add vegetable broth and lentils.
Bring to a boil, then reduce heat to med-low and simmer for 20 minutes.
While lentils are cooking, in a large pan add olive oil, onion, red pepper, and garlic.
Saute 5-6 minutes until softened.
When lentils have simmered for 20 minutes, add remainder of ingredients to pot.
Simmer chili for 40 minutes, stirring occasionally.
Do occasional taste tests and add more or less spice to your liking.
Enjoy!
***Slow Cooker method below***
In 6 quart slow cooker add vegetable broth, dry lentils, tomatoes, tomato sauce, black beans, onion, red pepper, garlic, corn, chili powder, cumin, and brown sugar.
Stir until combined.
Cover and cook on low for 6 hours.