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 PRODUCT [WHOLE EGGS, NISIN PREPARATION {AS APRESERVATIVE}], 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]), ITALIAN STYLE MEATBALLS (BEEF, PORK, WATER, TEXTURED SOY FLOUR, BREAD CRUMBS [WHEAT FLOUR, SALT], SOY PROTEIN CONCENTRATE, LESS THAN 2% OF: PARMESAN CHEESE [PASTEURIZED PART-SKIM COW'S MILK, CHEESE CULTURES, SALT, ENZYMES], SPICES, DEHYDRATED GARLIC, ONION POWDER, SALT, NATURAL FLAVORS, DEXTROSE, SODIUM PHOSPHATE), LOW-MOIST URE PART-SKIM MOZZARELLA CHEESE (PASTEURIZED PART-SKIM MILK, SALT, CHEESE CULTURES, ENZYMES), MARINARA SAUCE (WATER, CRUSHED TOMATOES [TOMATOES, SALT, CITRIC ACID], TOMATO PASTE [TOMATOES, CITRIC ACID], CANOLAOIL, FOOD STARCH-MODIFIED, SALT, SUGAR, GRANULATED ONION, ROASTED GRANULATED GARLIC, SPICES, XANTHAN GUM).