Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, FERROUS SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ENZYME], WATER, SOYBEAN OIL, CONTAINS 2% OR LESS OF EACH: YEAST, VINEGAR*, SUGAR, SALT, CULTURED WHEY*, WHEY, DOUGH CONDITIONER [WHEAT FLOUR, ASCORBIC ACID, ENZYMES], SOY LECITHIN [PROCESSING AID]), RANCH SAUCE (WATER, CREAMER POWDER [SUNFLOWER OIL, MALTODEXTRIN, SODIUM CASEINATE, MONO AND DIGLYCERIDES, NATURAL TOCOPHEROLS, TRICALCIUM PHOSPHATE {FLOW AGENT}], MALTODEXTRIN, MODIFIED FOOD STARCH, SALT, SUGAR, BUTTERMILK [BUTTERMILK, CULTURES], ONION POWDER, GARLIC POWDER, CANOLA OIL, SPICES, CITRIC ACID, XANTHAN GUM, LACTIC ACID), CHICKEN (BONELESS CHICKEN BREAST WITH RIB MEAT, WATER, POTATO STARCH, SEASONING [CHICKEN BROTH, YEAST EXTRACT, SEA SALT, POTATO FLOUR, ONION POWDER, EVAPORATED CANE SYRUP, NATURAL FLAVOR], SEA SALT, EVAPORATED CANE SYRUP, CARAMELIZED SUGAR SYRUP), LOW-MOISTURE PART-SKIM MOZZARELLA CHEESE (CULTURED PASTEURIZED PART-SKIM MILK, SALT, ENZYMES), UNCURED BACON WITHOUT NITRATES OR NITRITES ADDED EXCEPT THOSE NATURALLY FOUND IN SEA SALT AND CULTURED CELERY JUICE (PORK, WATER, SEA SALT*, SUGAR, NATURAL SMOKE FLAVOR, CULTURED CELERY JUICE*).