Substitute vs Complementary
one with bread and the other a croissant
Croissant and normal bread has different taste and texture. Croissant kolaches will get replaced by the normal bread kolaches because it is more available and cheap. Bread is made up of pure milk and that is good for your body.
Dough and Sausage
There is a lot of dough available in Texas. So the worrying about there not being anymore kolaches or anything else that is made from dough is not to be worried about. The amount of sausage is a lot. There is a lot of sausage in Texas. So the same goes for sausage, no need to worry.