For almost every food the average American eats, you can google, "calories in specificfood" and get the nutritional breakdown for macros. Occasionally you won't find it. Very occasionally, like calories in bison liver, for eg. But if they sell it at Walmart or Safeway, you can probably find it.
"Right is right, even if no one is doing it; wrong is wrong, even if everyone is doing it." - St. Augustine