Tango just got one by accident. Im wondering if i need to be a little concerned or not. I know onions arent good for a dog but i went and found the rest of the ingredients and thought i'd post them and see what you all think. I hope it wont make him sick..:( BK VEGGIE® BURGER Water, Vegetables (Mushrooms, Water Chestnuts, Onions, Carrots, Green Bell Peppers, Red Bell Peppers, Black Olives), Textured Vegetable Protein (Soy Protein Concentrate, Wheat Gluten, Water for Hydration), Egg Whites, Cooked Brown Rice (Water, Brown Rice), Rolled Oats, Corn Oil, Calcium Caseinate, Soy Sauce (Water, Soybeans, Salt, Wheat), Onion Powder, Corn Starch, Salt, Hydrolyzed Corn, Soy, and Wheat Protein, Yeast Extract, Natural Flavors from non-meat sources, Sugar, Soy Protein Isolate, Spices, Garlic Powder, Dextrose, Jalapeño Pepper Powder, Celery Extract. I will say this tho he sure ate it quick. I barely got the paper from him!