Heat olive oil over medium heat, and saute the onion, about 4-5 minutes. In the same pan, add the lean ground turkey. Cook until browned, about 3 minutes, leaving in large chunks.
Add the spices and cook for another 2 minutes.
Mix in brown sugar, tomato paste, and diced tomatoes. Stir and heat through to a low boil. Add in the black beans, pepperoncini , and water. Stir and simmer for 5-10 minutes.
You can also mix all ingredients in the crock pot and cook on low for 3-4 hours.