Which food has less impact on blood sugar?

WHEAT BREAD (ENRICHED BLEACHED FLOUR[BLEACHED WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, ASCORBIC ACID ADED AS A DOUGH CONDITIONER, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, CRACKED WHEAT, HIGH FRUCTOSE CORN SYRUP, WHOLE WHEAT FLOUR, YEAST, WHEAT GLUTEN, ROLLED OATS, PARTIALLY HYDROGENATED SOYBEAN & COTTONSEED OILS, CONTAINS LESS THAN 2% OF EACH OF THE FOLLOWING: CORN SYRUP, SALT, WHEAT BRAN, OAT BRAN, SOY LECITHIN, CARAMEL COLOR, CALCIUM PROPIONATE [PRESERVATIVE], AZODICARBONAMIDE, ASCORBIC ACID ADDED AS A DOUGH CONDITIONER, CARBAMIDE, CALCIUM PEROXIDE, CALCIUM PHOSPHATE), TURKEY (TURKEY BREAST, WHITE TURKEY, TURKEY BROTH AND 2% OR LESS OF: MODIFIED FOOD STARCH, SALT, DEXTROSE, CARRAGEENAN, SODIUM CITRATE, SODIUM PHOSPHATE, SUGAR, NATURAL FLAVORING, SODIUM DIACETATE), HAM (WATER, SALT, DEXTROSE, SUGAR, SODIUM PHOSPHATE, SODIUM ERYTHORBATE, SODIUM NITRITE AND FLAVORINGS), CHEDDAR CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO (VEGATABLE COLOR), PC MAYONNAISE (SOYBEAN OIL, WATER, EGG YOLK, DISTILLED VINEGAR, CORN SYRUP, HIGH FRUCTOSE CORN SYRUP, SALT, SPICES, CALCIUM DISODIUM EDTA TO PROTECT FLAVOR, NATURAL FLAVORS)