Where can I find Sauce powder in Schröcken?

Sauce powder can also be found in these cities:

Andelsbuch Au Bizau Dalaas Damüls Egg Innerbraz Lech Mellau Neufeld an der Leitha Oberstdorf Riezlern Sankt Anton am Arlberg Schnepfau Schruns Schwarzenberg Silbertal Vandans Warth

You can also find this in Schröcken:

Milk Beer Jam Balsamic Vinegar Pork Potato Products Sesame Roll Mayonnaise And More Pudding Powder Soy Products