Scalloped Red Potatoes

IDAHO RED POTATO SLICE (PRESERVED WITH SODIUM BISULFITE), CHEESE SAUCE MIX [MODIFIED FOOD STARCH, DEHYDRATED ONION, SALT, VEGETABLE OIL (CONTAINS ONE OR MORE OF THE FOLLOWING: COCONUT, PALM, <span class="allergen">SOYBEAN</span>, COTTONSEED, SUNFLOWER, CANOLA), <span class="allergen">WHEY</span>, CHEDDAR CHEESE BLEND (<span class="allergen">WHEY</span>, MALTODEXTRIN, REDUCED LACTOSE WHEY, CANOLA OIL, CHEDDAR AND BLUE CHEESE [CULTURED MILK, SALT, ENZYMES], SALT, DISODIUM PHOSPHATE, WHEY PROTEIN CONCENTRATE, CITRIC ACID, LACTIC ACID, AUTOLYZED YEAST EXTRACT, NATURAL FLAVOR), CORN SYRUP SOLIDS, BUTTER POWDER (MALTODEXTRIN, <span class="allergen">BUTTER</span> [<span class="allergen">CREAM</span>, SALT], NONFAT DRY MILK, <span class="allergen">BUTTERMILK</span>, SALT, CANOLA OIL, SOUR CREAM [CULTURED CREAM, NONFAT DRY MILK], DISODIUM PHOSPHATE, NATURAL & ARTIFICIAL FLAVORS, LACTIC ACID, CITRIC ACID), CORN STARCH, SUGAR, NATURAL FLAVORS, SODIUM BICARBONATE, <span class="allergen">SOY LECITHIN</span>, XANTHAN GUM, CELERY SEED, CITRIC ACID, SPICE, MALTODEXTRIN, SODIUM CASEINATE, DIPOTASSIUM PHOSPHATE, MONO & DIGLYCERIDES, EXTRACTIVES OF ANNATTO AND TURMERIC (COLOR), SILICON DIOXIDE (ANTICAKING AGENT)], ONION TOPPING [ONIONS, VEGETABLE OIL (CANOLA AND PALM), <span class="allergen">WHEAT FLOUR</span> AND SALT].