Which food has less impact on blood sugar?

CAULIFLOWER CRUST (CAULIFLOWER, LOW MOISTURE MOZZARELLA CHEESE {PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYME}, RICE FLOUR, TAPIOCA STARCH, RICE STARCH, EGG WHITES, MODIFIED RICE STARCH, YEAST, CONTAINS LESS THAN 2% OF THE FOLLOWING: CANE SUGAR, SALT, CULTURED BROWN RICE, GARLIC POWDER, SPICES, XANTHAN GUM, BROWN RICE FLOUR, CITRIC ACID, LACTIC ACID), LOW MOISTURE PART SKIM MOZZARELLA CHEESE (PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES), TOMATO SAUCE (WATER, TOMATO PASTE, SEASONING {CANE SUGAR, SEA SALT, DEHYDRATED ONION AND GARLIC, SPICES}, SEA SALT), UNCURED PEPPERONI* (PORK, BEEF, SEA SALT, WATER, CONTAINS LESS THAN 2% OF THE FOLLOWING: SPICE, TURBINADO SUGAR, NATURAL HARDWOOD SMOKED SUGAR, CULTURED CELERY POWDER, CHERRY JUICE POWDER, LIME JUICE CONCENTRATE, OLEORESIN OF PAPRIKA, LACTIC ACID STARTER CULTURE, ROSEMARY EXTRACT), PECORINO ROMANO AND PARMESAN CHEESE BLEND (PECORINO ROMANO CHEESE {PASTEURIZED SHEEP'S MILK, SALT, ENZYMES}, PARMESAN CHEESE {PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES}).