I love this topic. I have a veg in the family and I'm always being asked what can be served for that individual at family gatherings. I thought I'd list a few main dishes that could be used during the holidays and enjoyed by all.
Maybe other members can add to this list.
http://www.recipezazz.com/recipe/vegetable-paella

http://www.recipezazz.com/recipe/meatless-lasagna-rolls
http://www.recipezazz.com/recipe/kitten ... vegetarian
http://www.recipezazz.com/recipe/spinac ... sta-shells
http://www.recipezazz.com/recipe/swedis ... alls-vegan
http://www.recipezazz.com/recipe/broccoli-strudel
http://www.recipezazz.com/recipe/health ... -casserole

http://www.recipezazz.com/recipe/vegetable-pot-pie
http://www.recipezazz.com/recipe/mushroom-strudel