Which food has less impact on blood sugar?

CHICKEN SALAD (WHITE CHICKEN MEAT, MAYONNAISE [SOYBEAN OIL, WATER, WHOLE EGGS AND EGG YOLKS, VINEGAR, SALT, SUGAR, LEMON JUICE {FROM CONCENTRATE}, OLEORESIN PAPRIKA, NATURAL FLAVORS, CALCIUM DISODIUM EDTA {USED TO PROTECT QUALITY}], CELERY, BREAD CRUMBS [BLEACHED WHEAT FLOUR, YEAST, SUGAR, AND SALT], ONIONS, SEASONING [MALTODEXTRIN, CULTURED DEXTROSE, SODIUM DIACETATE, SALT, EGG WHITE LYSOZYME, NISIN PREPARATION], SUGAR, SALT, WATER, DEHYDRATED ONION, TABASCO SAUCE [DISTILLED VINEGAR, RED PEPPER, SALT]), ROLL (UNBLEACHED ENRICHED WHEAT FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, YEAST, HIGH FRUCTOSE CORN SYRUP, SOYBEAN AND/OR CANOLA OIL, CONTAINS 2% OR LESS OF THE FOLLOWING: WHEAT GLUTEN, SALT, CULTURED WHEAT FLOUR, YEAST NUTRIENTS [MONOCALCIUM PHOSPHATE, CALCIUM SULFATE, AMMONIUM SULFATE], DOUGH CONDITIONERS [SODIUM STEAROYL LACTYLATE, MONOGLYCERIDES, ASCORBIC ACID, ENZYMES], CALCIUM PROPIONATE [PRESERVATIVE], VINEGAR, EXPELLER PRESSED SOY LECITHIN).