Add olive oil, ground turkey, and seasonings to a skillet. Cook for about 10 minutes, stirring frequently. In the meantime, prepare the vegetables.
Chop celery, carrots, mushrooms, peppers, and onions. Add to pot.
Quarter the head of cabbage and slice (a mandolin makes this easier, but is optional. Add to pot.
Add cooked turkey, tomatoes with juice, lentils, chicken broth, chili flakes, and water to pot and simmer for 30 minutes or more to blend flavors.Serving size = 2 cups Protein 27g, Carbs 27g, Fiber 8.5g