Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [{FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID}, MALTED BARLEY FLOUR, ASCORBIC ACID], WATER, SOYBEAN OIL, BREAD CRUMBS [WHEAT FLOUR, YEAST, SUGAR, SALT], YEAST, 2% OR LESS OF THE FOLLOWING: HONEY, SUGAR, SALT), 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 & ARTIFICIAL FLAVOR), CHEESES (LOW MOISTURE PART SKIM MOZZARELLA CHEESE [PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], YELLOW CHEDDAR CHEESE [MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO]), WHITE CHICKEN (CHICKEN BREAST WITH RIB MEAT, WATER, MODIFIED POTATO STARCH, SALT, SEASONING [NATURAL FLAVOR {CONTAINS TORULA YEAST}], SODIUM PHOSPHATE), COOKED BACON (PORK CURED WITH WATER, SALT, SUGAR, SMOKE FLAVORING, SODIUM PHOSPHATE, SODIUM ERYTHORBATE, SODIUM NITRITE).