Which food has less impact on blood sugar?

CRUST (ENRICHED FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, PALM OIL, YEAST, CONTAINS 2% OR LESS OF: SOYBEAN OIL, SUGAR, SALT, ACACIA GUM, FERMENTED WHEAT FLOUR, WHEAT FLOUR, ENZYMES), SAUCE (TOMATO PUREE [WATER, TOMATO PASTE], SALT, SUGAR, SPICE, CITRIC ACID, GARLIC POWDER, ONION POWDER), LOW MOISTURE MOZZARELLA CHEESE (PASTEURIZED 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: DEXTROSE, GARLIC POWDER, LACTIC ACID STARTER CULTURE, SPICE EXTRACTIVES, OLEORESIN OF PAPRIKA, SODIUM NITRITE, SPICES, BHA [PRESERVATIVE], BHT [PRESERVATIVE), CITRIC ACID (PRESERVATIVE]). NOT SMOKED PROVOLONE CHEESE (CULTURED PASTEURIZED MILK, SALT, ENZYMES), CONTAINS 2% OR LESS OF: GRATED PARMESAN CHEESE (PARMESAN CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], POWDERED CELLULOSE [ANTI-CAKING AGENT]), GRATED ROMANO CHEESE (ROMANO CHEESE MADE FROM COW'S MILK [PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES], POWDERED CELLULOSE (ANTI-CAKING AGENT]), DEHYDRATED GARLIC, DRIED PARSLEY, DRIED OREGANO, DRIED BASIL.