Warm up with this hearty chuck roast chili made from tender leftover beef, smoky spices, beans, and fire-roasted tomatoes. It’s the ultimate comfort food recipe—easy enough for weeknight dinners, hearty enough for game day, and perfect for potlucks. This leftover roast beef chili is rich, flavorful, and ready in about an hour. Save this easy chili recipe to enjoy a big bowl of Southern comfort anytime!