Which food has less impact on blood sugar?

DARK WHEAT BREAD (ALL PURPOSE FLOUR (WHEAT FLOUR ENRICHED [WHEAT FLOUR, NACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FLOIC ACID]) WATER WHOLE WHEAT FLOUR, RVE FLOUR, SUGAR, CORN SYRUP, CANOLA OIL, CARAMEL COLOR, MOLASSES, VITAL WHEAT GLUTEN (WHEAT GLUTEN), EXTENDED SHELF LIFE (WHEAT FLOUR, MONOGLYCERIDES, GUAR GUM, CORN SYRUP SOLIDS, CONTAINS 2% OR LESS SILICOON DIOXIDE (FLOW AID), SOYBEAN OIL, ENZYMES, CALICIUM SULFATE, SALT), SALT, YEAST [YEAST, SORBITAN MONOSTEARATE, ASCORBIC ACID]), SPICY TUNA SALAD (TUNA SALAD (TUNA (YELLOWFIN TUNA, WATER, VEGETABLE BROTH CARROTS AND PEAS EXTRACTS), SALT), MAYONNAISE (SOYBEAN OIL, VINEGAR, EGGS, WATER, SALT, EGG YOLKS, SUGAR, CALCIUM DISODIUM EDTA (TO PROTECT FLAVOR), DRIED GARLIC, DRIED ONIONS, NATURAL FLAVOR), CELERY, BREAD CRUMBS (BLEACHED WHEAT FLOUR, YEAST, SUGAR, SALT), GREEN RELISH (PICKLES [CUCUMBERS, WATER, SALT, VINEGAR, CALCIUM CHLORIDE], HIGH FRUCTOSE CORN SYRUP, CABBAGE, DISTILLED WHITE VINEGAR, SALT, DEXTROSE, ALUMINUM POTASSIUM SULFATE, XANTHAN GUM, NATURAL FLAVORING, DEHYDRATED RED PEPPERS, TURMERIC OLEORESIN, POTASSIUM SORBATE, POLYSORBATE 80), LEMON JUICE, SALT, BLACK PEPPER), SRIRACHA CHILI SAUCE (CHILI, SUGAR, SALT, GARLIC, DISTILLED VINEGAR, POTASSIUM SORBATE, SODIUM BISULFATE AS PRESERVATIVE AND XANTHAN GUM). PANKO BREAD CRUMBS [BLEACHED WHEAT FLOUR, YEAST, SUGAR, SALT]).