First, everything goes into a giant grinder. It looks like something from a sci-fi movie. The meat gets chopped into a paste.
This paste is called an emulsion. It’s like meaty mayonnaise. Science! They add water, salt, and spices to keep it smooth.
You might hear about "variety meats." That’s a fancy term for organ meats. Most hotdogs today, though, use mostly muscle trimmings. Pink slime is a myth. Mostly.
The Secret Ingredients
Here comes the funny part. They add cure. This keeps the dog pink and shelf-stable. Without it, your hotdog would be a sad, gray blob.
They also add sugar and corn syrup. Yes, your hotdog is a little bit sweet. It’s the secret to that "snap" on your tongue.
Salt is huge. It binds the water to the protein. No salt = no texture. Think soggy sand. Yuck.