Which food has less impact on blood sugar?

BREADSTICKS (WHEAT FLOUR ENRICHED [WHEAT FLOUR, WHEAT STARCH, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, TRICALCIUM PHOSPHATE, FOLIC ACID], WATER, YEAST, BREADCRUMBS [WHEAT FLOUR, SUGAR, YEAST, SALT], SALT, SOYBEAN OIL, VINEGAR, DOUGH CONDITIONER [WHEAT FLOUR, ASCORBIC ACID, ENZYMES], SUGAR, GRANULATED GARLIC), LOW MOISTURE WHOLE MILK MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, SODIUM NITRITE, BHA, BHT, CITRIC ACID, MAY CONTAIN: DEHYDRATED GARLIC, FLAVORING, SODIUM ASCORBATE), PROVOLONE CHEESE (PASTEURIZED WHOLE MILK, CHEESE CULTURES, SALT, ENZYMES), GARLIC BUTTER SAUCE (BUTTER FLAVORED OIL [SOYBEAN OIL, HYDROGENATED SOYBEAN OIL, SALT, LECITHIN, NATURAL BUTTER FLAVOR, BETA-CAROTENE, TBHQ, CITRIC ACID {ANTIOXIDANT}, DIMETHYLPOLYSILOXANE {ANTI-FOAM}], GARLIC FLAVOR [SUNFLOWER OIL, NATURAL FLAVOR]), DICED PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, SODIUM NITRITE, BHA, BHT, CITRIC ACID, MAY CONTAIN: DEHYDRATED GARLIC, FLAVORING, SODIUM ASCORBATE), PARMESAN AND ROMANO CHEESE BLEND (PARMESAN CHEESE [PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, RENNET], ROMANO CHEESE [PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, RENNET], POWDERED CELLULOSE [ANTI-CAKING], SALT), OREGANO, GRANULATED GARLIC, BASIL.