In a large skillet over medium high heat, cook bacon until brown and crispy; transfer to paper towel-lined plate and set aside.In the same skillet, add ground Italian sausage and cook until evenly browned. Drain excess grease and set aside.In a large pot or Dutch oven, heat olive oil over medium heat. Add onion and garlic. Cook for about 3 minutes, stirring frequently, until onions are translucent. Add chicken broth and bring to a boil. Carefully add in potatoes and cook for about 10 minutes, or until they are tender.Stir in cooked sausage. Add chopped kale and stir. It will cook down a little as you stir. Once it's cooked down, stir in bacon. Stir in heavy cream, and season with freshly ground black pepper, and salt, if needed.