Which food has less impact on blood sugar?

CRUST (FLOUR [WHEAT FLOUR ENRICHED (NIACIN, FERROUS SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), ENZYME], WATER, PALM OIL, YEAST, WHITE DEGERMED CORN MEAL CONTAINS 2% OR LESS OF: SALT, SOYBEAN OIL, SUGAR, CULTURED WHEY, WHEY, VINEGAR, BAKING POWDER [SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORN STARCH, MONOCALCIUM PHOSPHATE, CALCIUM SULFATE], ASCORBIC ACID, ENZYMES, SOY LECITHIN [PROCESSING AID]), LOW MOISTURE PART SKIM MOZZARELLA CHEESE (PART SKIM MILK, CHEESE CULTURE, SALT, ENZYMES), SAUCE (WATER, TOMATOES, SPICE [SALT, SPICES, DEHYDRATED GARLIC, CITRIC ACID], OLIVE OIL, GARLIC), ITALIAN SAUSAGE (PORK, PORK FAT, DEXTROSE, SPICES, SALT, FLAVORINGS, SODIUM PHOSPHATES, YEAST EXTRACT), UNCURED PEPPERONI CONTAINS NO ADDED NITRATES OR NITRITES EXCEPT THOSE NATURALLY OCCURRING IN SEA SALT AND CELERY JUICE CONCENTRATE (PORK AND BEEF, SEA SALT, NATURAL SPICES, EVAPORATED CANE JUICE, LACTIC ACID STARTER CULTURE, NATURAL FLAVORINGS [INCLUDING CELERY JUICE CONCENTRATE], OLEORESIN OF PAPRIKA), RED PEPPER, GREEN PEPPER, OLIVES (BLACK OLIVES, SALT, FERROUS GLUCONATE), ONION.