Which food has less impact on blood sugar?

PRETZEL ROLL (ENRICHED WHEAT FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, PALM OIL [PALM OIL, CITRIC ACID (PRESERVATIVE)], SUGAR, EGGS, MILK POWDER [MILK PROTEIN CONCENTRATE, NONFAT DRY MILK, LACTOSE], VITAL WHEAT GLUTEN, DOUGH CONDITIONER [WHEAT FLOUR, DATEM, DEXTROSE, SOYBEAN OIL, ASCORBIC ACID, L-CYSTEINE, AZODICARBONAMIDE (ADA), ENZYMES], SALT, YEAST, SOUR FLAVOR, [WHEAT FLOUR, FUMARIC ACID WITH PARTIALLY HYDROGENATED SOYBEAN OIL, SODIUM DIACETATE, LACTIC ACID], NATURAL BUTTER FLAVOR [WHEY SOLIDS, ENZYMES-MODIFIED BUTTER, MALTODEXTRIN, SALT, DEHYDRATED BUTTER, GUAR GUM, ANNATTO AND TURMERIC (COLOR)], XANTHAN GUM, CALCIUM PROPIONATE, SODIUM HYDROXIDE); HAM, WATER ADDED (CURED WITH WATER, DEXTROSE, CONTAINS 2% OR LESS OF SALT, SODIUM LACTATE, POTASSIUM LACTATE, MODIFIED FOOD STARCH, SODIUM PHOSPHATE, SODIUM DIACETATE, SODIUM ERYTHORBATE, SMOKE FLAVORING, SODIUM NITRATE); PASTEURIZED PROCESS SWISS AMERICAN CHEESE (CULTURED MILK, WATER, CREAM, SODIUM PHOSPHATES, NATURAL FLAVOR, SALT, ENZYMES); DIJON MUSTARD (DISTILLED VINEGAR, WATER MUSTARD SEED, SALT, WHITE WINE, CANE SUGAR, SPICES, TURMERIC).