Which food has less impact on blood sugar?

DELI ROLL ([ENRICHED WHEAT FLOUR {WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}, MALTED BARLEY FLOUR], WATER, PALM OIL, SUGAR, EGGS, NONFAT DRY MILK, VITAL WHEAT GLUTEN, DOUGH CONDITIONER [ENRICHED WHEAT FLOUR {NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}, DATEM, CANOLA OIL, DEXTROSE, ASCORBIC ACID, L-CYSTEINE, ENZYMES], SALT, YEAST, XANTHAN GUM, CALCIUM PROPIONATE [A MOLD INHIBITOR]), BEEF FILLING (BEEF, WATER, SEASONING [DEHYDRATED VEGETABLES (ONION AND BELL PEPPER), SALT, SUGAR, SPICE, YEAST EXTRACT, MALTODEXTRIN, GARLIC POWDER, TORULA YEAST, HYDROLYZED SOY AND CORN PROTEIN, NATURAL BUTTER FLAVOR, SESAME OIL, NATURAL AND ARTIFICIAL FLAVORS, CARAMEL COLOR], MODIFIED FOOD STARCH, SODIUM PHOSPHATE, DEXTROSE, SPICE EXTRACTIVE), PASTEURIZED PROCESS AMERICAN CHEESE (CHEDDAR CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], CREAM, SODIUM CITRATE, SODIUM PHOSPHATE, SALT)