Which food has less impact on blood sugar?

CRUST (ENRICHED UNBLEACHED WHEAT FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, ASCORBIC ACID ADDED AS A DOUGH CONDITIONER, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, WHOLE WHEAT FLOUR, SOYBEAN OIL, YEAST, NONFAT DRY MILK, SUGAR, CONTAINS LESS THAN 2% OF THE FOLLOWING: SALT, DRY SOURDOUGH OF RYE [WATER, FERMENTED RYE FLOUR, SALT], EXTRA VIRGIN OLIVE OIL, ENZYMES, WHEAT STARCH. MAY CONTAIN SOY AND SESAME), SAUCE (TOMATOES, WATER, CONTAINS LESS THAN 2% OF THE FOLLOWING: SPICES, SUGAR, SALT, GARLIC, SUNFLOWER OIL), LOW MOISTURE PART SKIM MOZZARELLA CHEESE (PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES), COOKED ITALIAN SAUSAGE (PORK, SPICES, WATER, SALT, CORN SYRUP SOLIDS, DRIED GARLIC, PAPRIKA, PAPRIKA AND ANNATTO EXTRACT, SUGAR, LEMON JUICE POWDER [CORN SYRUP SOLIDS, LEMON JUICE SOLIDS, LEMON OIL], FLAVORING), PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF SPICES, DEXTROSE, DEHYDRATED GARLIC, OLEORESIN OF PAPRIKA, LACTIC ACID STARTER CULTURE, NATURAL FLAVORINGS, SODIUM NITRITE, BHA, BHT, CITRIC ACID), SEASONED COOKED BEEF CRUMBLES (BEEF, WATER, SALT, NATURAL FLAVORS, BEEF STOCK, SUGAR, BEEF EXTRACT), UNSMOKED PROVOLONE CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), GRATED PARMESAN AND ROMANO CHEESES (PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES, POWDERED CELLULOSE ADDED TO PREVENT CAKING).