Is hot dogs made of crushed bones?

No, but Hot Dogs have a lot of other slightly if not extremely gross things in them. Many hot dogs are created differently, but the main ingredients include:

* Meat, (pretty much any part of beef,chicken, or pork that wasn't injected with hormones, inoculations, etc. In other Words, there may be brains, intestine, skin, even liquidized bone possibly.) * Meat fat * A starchy filler (bread crumbs, oatmeal, or flour) * A little egg white * Spices (onion, garlic, salt, pepper, etc.)