Which food has less impact on blood sugar?

CRUST (ENRICHED UNBLEACHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, PALM OIL, CONTAINS LESS THAN 2% OF THE FOLLOWING: SUGAR, SALT, LEAVENING [SODIUM ACID PYROPHOSPHATE, BAKING SODA, MONOCALCIUM PHOSPHATE]), LOW MOISTURE MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), PIZZA SAUCE (WATER, CONCENTRATED CRUSHED TOMATOES, SPICES BLEND [SALT, SPICES, SUGAR GARLIC, CANOLA OIL]), PEPPERONI (PORK, BEEF, SALT, SPICES, DEXTROSE, DEHYDRATED GARLIC, OLEORESIN OF PAPRIKA LACTIC ACID STARTER CULTURE, NATURAL FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID, MAY CONTAIN 2% OR LESS OF WATER, SMOKE FLAVORING, SODIUM ASCORBATE), UNSMOKED PROVOLONE CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), PECORINO ROMANO CHEESE (PASTEURIZED SHEEP'S MILK, CHEESE CULTURES, SALT, ENZYMES, POWDERED CELLULOSE ADDED TO PREVENT CAKING, NATAMYCIN [A NATURAL MOLD INHIBITOR]), PARMESAN CHEESE (PASTEURIZED PART SKIM COWS MILK, CHEESE CULTURES, SALT, ENZYMES POWDERED CELLULOSE ADDED TO PREVENT CAKING, NATAMYCIN [A NATURAL MOLD INHIBITORS]), GRANULATED GARLIC, PARSLEY, OREGANO.