Which food has less impact on blood sugar?

CRUST (SMART FLOUR [TAPIOCA FLOUR, SORGHUM FLOUR, AMARANTH FLOUR, TEFF FLOUR], WATER, POTATO STARCH, MODIFIED TAPIOCA STARCH, SORGHUM FLOUR, OLIVE OIL, SUGAR, AGAVE, FLAX SEED, YEAST, SALT, XANTHAN GUM, GUAR GUM, BAKING POWDER [SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORNSTARCH, MONOCALCIUM PHOSPHATE], BAKING SODA, CANOLA OIL [EXPELLER PRESSED]), SAUCE (WATER, TOMATO PASTE, SEASONING [SUGAR, SALT, GARLIC, SPICES, ONION]), PART-SKIM MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES), COOKED NATURAL* ITALIAN SAUSAGE (PORK, WATER, SPICES, SEA SALT, DRIED CANE SYRUP, RED BELL PEPPER POWDER, DRIED GARLIC, FLAVORINGS), UNCURED PEPPERONI, NO NITRITES OR NITRATES ADDED** (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF WATER, SPICE, SEASONING [CANE SUGAR, CELERY JUICE POWDER], SEASONING [EXTRACTIVES OF PAPRIKA, NATURAL SPICE EXTRACTIVES], LACTIC ACID STARTER CULTURE), FULLY COOKED NATURAL* BACON TOPPING, NO NITRITES OR NITRATES ADDED*** (CURED WITH WATER, SEA SALT, CANE SUGAR, NATURAL FLAVORS), PROVOLONE CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), PARMESAN AND ROMANO CHEESE BLEND (PARMESAN CHEESE [PASTEURIZED PART-SKIM COW'S MILK, CHEESE CULTURES, SALT, ENZYMES], ROMANO CHEESE (PASTEURIZED SHEEP'S MILK, CHEESE CULTURES, SALT, ENZYMES], POWDERED CELLULOSE ADDED TO PREVENT CAKING), BASIL.