Place the coconut oil in a large skillet.Saute pepper and onion in the oil over medium heat. Cook for about 5 minutes, until they start to soften and onion becomes translucent.Add the beef, salt, and garlic powder. Stir until well combined and brown meat completely.Add ketchup, coconut aminios, and tomato paste. Mix well and cook on low for at least 10 minutes. The longer it cooks the more the flavors will develop.Serve over zucchini noodles, a sweet potato, or eat it out of the bowl.