Bratwurst is made out of both finely minced pork and beef and wrapped up in a sausage casing. Knockwurst sausage is made out of mainly pork, veal, and flavored with garlic, unlike bratwurst. The color of knockwurst also tends to be a more reddish or orange tint, rather than the pinkish color that bratwurst displays.

Why are some bratwursts white?

Bratwurst is made from a blend of pork and veal.

These meats are used raw to make the sausage and are naturally pale in color when cooked. ... To preserve its white flavor, cooked bratwurst is not smoked, which keeps it pale colored.

Why is bockwurst white?

The sausages are heated in water, broth, or white wine just short of boiling, for about ten minutes, which will turn them greyish-white because no color-preserving nitrite is used in Weisswurst preparation. ...