Which food has less impact on blood sugar?

INGREDIENTS: CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, FERROUS SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ENZYME], WATER, SOYBEAN OIL, YEAST, CONTAINS 2% OR LESS OF THE FOLLOWING: SUGAR, BREADCRUMBS (ENRICHED BLEACHED WHEAT FLOUR {WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}], SALT, HONEY, SOY LECITHIN [PROCESSING AID]), RANCH SAUCE (WATER, CREAMER [SUNFLOWER OIL, CORN SYRUP SOLIDS, SODIUM CASEINATE (MILK), MONO- AND DIGLYCERIDES, DIPOTASSIUM PHOSPHATE, CONTAINS 2% OR LESS OF TRICALCIUM PHOSPHATE, SOY LECITHIN, TOCOPHEROLS ADDED TO PROTECT FLAVOR], MALTODEXTRIN, MODIFIED FOOD STARCH, SALT, SUGAR, CULTURED BUTTERMILK ONION POWDER GARLIC POWDER LESS THAN 2% OF SPICES CITRIC ACID, LACTIC ACID, XANTHAN GUM, NATURAL AND ARTIFICIAL FLAVORS), CHICKEN BREAST MEAT WITH RIB MEAT (CHICKEN BREAST MEAT WITH RIB MEAT, WATER, ISOLATED SOY PROTEIN PRODUCT [ISOLATED SOY PROTEIN, MODIFIED FOOD STARCH, UNMODIFIED CORN STARCH, CARRAGEENAN WITH LESS THAN 2% SOY LECITHIN), SEASONING [POTASSIUM CITRATE, CITRIC ACID, SODIUM DIACETATE, VEGETABLE OIL], SALT, SODIUM PHOSPHATES, CARRAGEENAN), LOW MOISTURE PART SKIM MOZZARELLA CHEESE (PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES), COOKED BACON (BACON CURED WITH WATER, SALT, SODIUM ERYTHORBATE, SODIUM NITRITE, MAY CONTAIN SMOKE FLAVORING, SODIUM PHOSPHATE, SUGAR, BROWN SUGAR).