Which food has less impact on blood sugar?

CRUST (ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, FERROUS SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, SOYBEAN OIL, SUGAR, YEAST, SALT, BAKING POWDER [CORN STARCH, SODIUM BICARBONATE, SODIUM ALUMINUM SULFATE, MONOCALCIUM PHOSPHATE], DEGERMINATED YELLOW CORN MEAL, SOY FLOUR), SAUCE (WATER, TOMATO PASTE [TOMATOES], SEASONING BLEND [MODIFIED CORN STARCH, SALT, DEHYDRATED ONION, DEHYDRATED GARLIC, SUGAR, SPICE, SOYBEAN OIL, CONTAINS 2% OR LESS GUAR GUM, PARMESAN CHEESE {CULTURED MILK, SALT, ENZYMES}, XANTHAN GUM, PAPRIKA, CITRIC ACID, BEET POWDER {COLOR}, SOY FLOUR], SUGAR, MODIFIED CORN STARCH), MOZZARELLA CHEESE BLEND (MOZZARELLA CHEESE SUBSTITUTE [WATER, PALM OIL, RENNET CASEIN {MILK PROTEIN}, SODIUM ALUMINUM PHOSPHATE, MODIFIED POTATO STARCH, SALT, LACTIC ACID, NATURAL FLAVOR, SODIUM CITRATE, SORBIC ACID {PRESERVATIVE}, ENRICHMENT BLEND {MAGNESIUM OXIDE, ZINC OXIDE, FERRIC ORTHOPHOSPHATE, VITAMIN A PALMITATE, RIBOFLAVIN, PYRIDOXINE HYDROCHLORIDE, NIACINAMIDE, THIAMINE MONONITRATE, VITAMIN B12}], IMITATION MOZZARELLA CHEESE [WATER, PALM OIL, MODIFIED POTATO STARCH, WHEY, RENNET CASEIN (MILK PROTEIN), SALT, SODIUM ALUMINUM PHOSPHATE, CITRIC ACID, TRISODIUM PHOSPHATE, SODIUM CITRATE, POTASSIUM SORBATE (PRESERVATIVE), LACTIC ACID, NATURAL FLAVOR], LOW MOISTURE PART-SKIM MOZZARELLA CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES]), PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, FLAVORINGS, SODIUM NITRITE, BHA, BHT, CITRIC ACID, MAY ALSO CONTAIN SODIUM ASCORBATE, SPICES).