Heat a stock pot to medium. Cook ground beef and onions until onions begin to become translucent. Add garlic and cook until beef is browned.While beef is browning, blend together coconut milk and diced tomatoes in a blender.Stir in coconut/tomato mixture, chicken broth, salt, and pepper.Bring to a boil, then reduce heat and simmer for ~15 minutes.Mix in chopped basil and remove from heat.Serve and enjoy!