Where can I find Toast bun in Kobern-Gondorf?

Toast bun can also be found in these cities:

Andernach Boppard Hundsdorf Koblenz Lahnstein Mülheim-Kärlich Münstermaifeld Neuwied Nickenich Oberdürenbach Plaidt Treis-Karden Waldesch Weißenthurm

You can also find this in Kobern-Gondorf:

Edible Curd Grated Lemon Peel Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Salt Schupfnudeln Whole Grain Rolls Mayonnaise