By Cathy Branciaroli, Food Correspondent, The Times With July 4th coming up and all kinds of neighborhood gatherings associated with that, I have a suggestion. Whenever I go to one of our neighborhood summer gatherings, I make sure to bring my Indian corn pudding casserole. I always leave with an empty dish. You will too. It’s a crowd pleaser and in fact an easy to make dish that can be baked in...