Which food has less impact on blood sugar?

ROLL ([ENRICHED WHEAT FLOUR {WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}, MALTED BARLEY FLOUR], WATER, PALM OIL, SUGAR, CONTAINS 2% OR LESS OF: EGG PRODUCTS [WHOLE EGGS, NISIN PREPARATION {AS A PRESERVATIVE}], NONFAT DRY MILK, YEAST, SALT, XANTHAN GUM, DOUGH CONDITIONER [ENRICHED WHEAT FLOUR {WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], DATEM, CANOLA OIL, DEXTROSE, ASCORBIC ACID {PRESERVATIVE), L-CYSTEINE, ENZYME], VITAL WHEAT GLUTEN, CALCIUM PROPIONATE [A MOLD INHIBITOR]), COOKED SEASONED CHICKEN BREAST WITH RIB MEAT (BONELESS SKINLESS CHICKEN BREAST MEAT WITHRIB MEAT, WATER, CONTAINS 2% OR LESS OF CARAGEENAN, POTATO STARCH, FOOD STARCH - MODIFIED, PEA PROTEIN ISOLATE, SALT, SODIUMPHOSPHATES), PASTEUR IZED PROCESS AMERICAN CHEESE (CHEDDAR CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], CREAM, SODIUM CITRATE, SODIUM PHOSPHATE SALT), RANCH DRESSING SAUCE (WATER, CREAM, SEASONING BLEND [BUTTERMILKPOWDER, DEXTROSE SALT, ONION POWDER, GARLIC POWDER, VINEGAR POWDER{MALTODEXTRIN, VINEGAR, CORN STARCH-MODIFIED}, SPICE, CITRIC ACD {PRESERVATIVE}, DISODIUM NOSINATE, DISODIUM GUANYLATE, PARSLEY, ANNATTO EXTRACT {COLOR]], BACON [PORK, CURED WITHWATER, SALT, SUGAR, SMOKE FLAVORING, SODIUM PHOSPHATES, SODIUM ERYTHORBATE {PRESERVATIVE], SODIUM NITRITE {PRESERVATIVE}], FOOD STARCH -MODIFIED, VINEGAR, WHEY PROTEIN CONCENTRATE, YEAST EXTRACT, SALT, XANTHAN GUM, SPICE, CITRIC ACID), BACON (PORK, CURED WITH WATER, SALT, SMOKE FLAVORING, SODIUM PHOSPHATES, SODIUM ERY THORBATE [PRESERVATIVE], SODIUM NITRITE [PRESERVATIVE], MAY CONTAIN: SUGAR, BROWN SUGAR, NATURAL FLAVORING).