Where can I find Vinegar in Grenchen?

Vinegar can also be found in these cities:

Biberist Biel Bienne Brugg Burgdorf Delémont Derendingen Gerlafingen Hasle bei Burgdorf Ipsach Kirchberg Langendorf Lyss Moutier Münchenbuchsee Nidau Solothurn Tavannes Utzenstorf Zuchwil

You can also find this in Grenchen:

Everything From Milk Baking Mixtures Cream Stiffener Spreads Savory Food For Diabetics Menus With Meat Fruit Spritzers Filter Coffee Baguette Roll Salt Sticks