Which food has less impact on blood sugar?

CRUST (WHEAT FLOUR, WATER, PALM OIL, SOYBEAN OIL, CONTAINS 2% OR LESS OF SEMOLINA FLOUR, SALT, CULTURED WHEY*, WHEY, YEAST, VINEGAR, EVAPORATED CANE SYRUP, SODIUM BICARBONATE, ENZYMES, SOY LECITHIN, CANOLA OIL), CHEESES (WHOLE MILK MOZZARELLA CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], PROVOLONE CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES], PARMESAN CHEESE [PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES], ROMANO CHEESE [PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES]), SAUCE (WATER, TOMATOES, SEASONING [CANE SUGAR, SALT, SPICES], GARLIC), CHICKEN SAUSAGE WITH SUN DRIED TOMATO & BASIL (SKINLESS CHICKEN THIGH, CONTAINS 2% OR LESS OF: SALT, SUN DRIED TOMATOES, RAW SUGAR, DEHYDRATED DICED RED PEPPERS, WATER, SPICES, GRANULATED ONION, GRANULATED GARLIC), UNCURED PEPPERONI CONTAINS NO ADDED NITRATES OR NITRITES EXCEPT THOSE NATURALLY OCCURRING IN SEA SALT AND CELERY JUICE POWDER (PORK, SEA SALT*, CONTAINS LESS THAN 2% OF: MUSTARD, CANE SUGAR, NATURAL SPICE EXTRACTIVES, OLEORESIN OF PAPRIKA, CELERY POWDER*, LACTIC ACID STARTER CUTLURE), TOMATOES, MUSHROOMS, ONION, GREEN PEPPER, BASIL.