Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ENZYME, ASCORBIC ACID], WATER, SOYBEAN OIL, YEAST, ENRICHED BREAD CRUMBS [ENRICHED WHEAT FLOUR {FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}, SUGAR, YEAST, SALT], SUGAR, SALT, CULTURED WHEAT STARCH, OLIVE OIL, SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE, HONEY, L-CYSTEINE, CITRIC ACID), SAUCE (WATER, TOMATO PASTE, MODIFIED CORN STARCH, MALTODEXTRIN, SUGAR, SALT, SOYBEAN OIL, DEXTROSE, SPICES, HYDROLYZED CORN PROTEIN, DEHYDRATED GARLIC, PAPRIKA, CITRIC ACID, CORN OIL, XANTHAN GUM, TRICALCIUM PHOSPHATE, SODIUM BENZOATE [PRESERVATIVE]), WHOLE MILK MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES), FULLY COOKED ITALIAN SAUSAGE (PORK, SALT, CORN SYRUP SOLIDS, WATER, SPICES, PAPRIKA, SODIUM PHOSPHATE, GARLIC, DEXTROSE, DEHYDRATED RED BELL PEPPER, MONOSODIUM GLUTAMATE, EXTRACTIVES OF SPICES INCLUDING PAPRIKA, FLAVORING, LEMON JUICE POWDER [CORN SYRUP SOLIDS, LEMON JUICE SOLIDS, LEMON OIL], DISODIUM INOSINATE AND DISODIUM GUANYLATE, BHA, BHT), PROVOLONE CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES), PEPPERONI (PORK AND BEEF, SALT, SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, FLAVORINGS, SODIUM ASCORBATE, SODIUM NITRITE, BHA, BHT, CITRIC ACID), TOMATOES, GREEN BELL PEPPERS, RED BELL PEPPERS, CONTAINS 2% OR LESS OF: YELLOW BELL PEPPERS, ONIONS, MUSHROOMS, PARMESAN CHEESE ([PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], POWDERED CELLULOSE [ANTI-CAKING AGENT]), ROMANO CHEESE ([PASTEURIZED PART SKIM COW'S MILK, CHEESE CULTURE, SALT, ENZYMES], POWDERED CELLULOSE [ANTI-CAKING AGENT]), DEHYDRATED GARLIC, DRIED OREGANO.