Which food has less impact on blood sugar?

DOUGH INGREDIENTS: FLOUR (ENRICHED WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, OIL BLEND (CANOLA OIL, EXTRA VIRGIN OLIVE OIL), CONTAINS LESS THAN 2% OF HONEY BLEND (CORN SYRUP, HIGH FRUCTOSE CORN SYRUP, HONEY), DOUGH CONDITIONER [ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), MONOGLYCERIDES, GUAR GUM, CORN SYRUP SOLIDS AND 2% OR LESS OF THE FOLLOWING: SOYBEAN OIL, ENZYMES (CONTAINS WHEAT), SALT], SALT, WHEAT GLUTEN, DRY YEAST, ASCORBIC ACID. FILLING INGREDIENTS: CHICKEN BREAST STRIPS WITH RIB MEAT [CHICKEN BREAST WITH RIB MEAT, WATER, ISOLATED SOY PROTEIN PRODUCT (ISOLATED SOY PROTEIN, MODIFIED FOOD STARCH, STARCH, CARRAGEENAN, LECITHIN), SALT, SODIUM PHOSPHATE, SUGAR, DEXTROSE, FLAVORINGS]; CAESAR DRESSING [SOYBEAN OIL, WATER, CORN VINEGAR, PARMESAN CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES), EGGS, SALT, CONTAINS LESS THAN 2% OF SUGAR, SPICES, DISTILLED VINEGAR, XANTHAN GUM, ANCHOVY EXTRACT (MALTODEXTRIN, ANCHOVY EXTRACT, SALT), DEHYDRATED GARLIC, LEMON JUICE CONCENTRATE, DEHYDRATED ONION, SODIUM BENZOATE, CARAMEL COLOR, CALCIUM DISODIUM EDTA]; MOZZARELLA AND PROVOLONE CHEESE BLEND [LOW MOISTURE PART-SKIM MOZZARELLA CHEESE (PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES), PROVOLONE CHEESE (PASTEURIZED WHOLE MILK, CHEESE CULTURES, SALT, ENZYMES)]; BACON (CURED WITH WATER, SALT, SODIUM NITRITE, MAY ALSO CONTAIN SUGAR, BROWN SUGAR, SODIUM ERYTHORBATE, POTASSIUM CHLORIDE, DEXTROSE, SODIUM ASCORBATE, SODIUM PHOSPHATES, SMOKE FLAVORING); SHREDDED PARMESAN CHEESE (PART SKIMMED PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES); GREEN ONIONS.