Heat oil on medium heat in a large pot. Add the onion and sautè for 3-5 minutes. Add garlic and green pepper and sauté for another 3-5 minutes or until soft. Set aside.
Rinse the lentils in a strainer.
In a separate pot, combine the lentils with the water. Bring to a boil then reduce heat to a simmer. Cook for 10-12 minutes. Drain water and set lentils aside.
Add lentils and black beans to the onion and pepper pot and combine over low/medium heat. Stir in tomato paste and seasonings.
In 4 bowls, arrange the “lentil meat” with toppings of your choice and top with fresh lime juice. Enjoy!