In a large sauté pan, heat olive oil over medium heat. Add onion and garlic and sauté until onion starts to soften.

Add celery and carrots and cook until soft, or desired consistency. Salt and pepper to taste.

Add ground beef to vegetables, salt and pepper, and heat until meat is cooked through and mixed in with the vegetables.

Add the fire roasted diced tomatoes and more pepper, mix and heat through. Then add the chopped kale, in batches if needed, stirring to thoroughly mix until kale is wilted. Remove from heat.

Mix in at least 1/4 cup shredded Parmesan cheese.

Serve over cooked pasta or zucchini noodles, top with more Parmesan if desired.