Which food has less impact on blood sugar?

CRUST: (WHEAT FLOUR, WATER, CORN OIL, YEAST, SALT), RBST FREE WHOLE MILK MOZZARELLA*: (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), *OUR CHEESE IS MADE FROM MILK THAT IS BST FREE. NO SIGNIFICANT DIFFERENCE HAS BEEN SHOWN BETWEEN MILK DERIVED FROM BST TREATED AND NON-RBST TREATED COWS. SAUCE: (TOMATOES, SALT, WATER, SPICES (OREGANO, SALT, BLACK PEPPER)), SAUSAGE: (PORK, SALT, SPICES, FLAVORINGS), FULLY COOKED ALL NATURAL* UNCURED BACON TOPPING: (NOT PRESERVED, NO NITRITES OR NITRATES ADDED EXCEPT FOR THOSE NATURALLY OCCURRING IN CELERY POWDER, PORK, WATER, SALT, SUGAR, CULTURED CELERY POWDER, NATURAL FLAVOR (WATER, NATURAL FLAVORS), *MINIMALLY PROCESSED, NO ARTIFICIAL INGREDIENTS, ALL NATURAL* UNCURED PEPPERONI: (NO NITRITES OR NITRATES ADDED* EXCEPT FOR NATURALLY OCCURRING IN CELERY JUICE AND CHERRY POWDER, PORK, SALT, CONTAINS 2% OR LESS OF TURBINADO SUGAR, SPICES, FLAVORING, CELERY JUICE POWDER, CHERRY POWDER, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, LIME JUICE CONCENTRATE)