Yeah, the balance of sweet and tart that you would expect from an eating apple is missing from Granny Smith, because that would be lost when you dump it in a pi

Yeah, the balance of sweet and tart that you would expect from an eating apple is missing from Granny Smith, because that would be lost when you dump it in a pie crust with a cup of sugar. It also explains why the apple is so firm, because it's expected to soften when baked. You can eat it raw, I just don't know why you would.