Where can I find Cheese roll in Waltrop?

Cheese roll can also be found in these cities:

Bergkamen Bochum Castrop-Rauxel Dortmund Haltern am See Herne Herten Holzwickede Kamen Nordkirchen Oer-Erkenschwick Recklinghausen Schwerte Selm Unna

You can also find this in Waltrop:

Desserts Dessert Baking Mixes Cake Glaze Peanut Butter Ice Cream Rice Dishes Vegetable Juices Instant Iced Coffee Canned Fish