In a large bowl, cover the lentils with boiling water and allow to sit for 15 minutes. Drain.
In a large stockpot over medium heat, heat the olive oil and saute the onions, leeks, garlic, salt, pepper, thyme, and cumin for 20 minutes, or until the vegetables are translucent and tender.
Add the celery and carrots and saute for another 10 minutes. Add the chicken stock, tomato paste, and drained lentils, cover, and bring to a boil.
Reduce the heat and simmer uncovered for 1 hour, or until the lentils are cooked through and tender. Check the seasonings. Add the kielbasa and red wine and simmer until the kielbasa is hot.
Serve sprinkled with grated Parmesan (Optional)
This makes 6 large servings. Each serving is about 2 cups and is 6 Points on Weight Watchers. Enjoy!