Which food has less impact on blood sugar?

CRUST (ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, VEGETABLE SHORTENING [PALM OIL, SOY LECITHIN, ARTIFICIAL FLAVOR, BETA CAROTENE (COLOR), SOYBEAN OIL, MAY CONTAIN 2% OR LESS OF SOY LECITHIN, YELLOW CORN MEAL, YEAST, DEXTROSE, SALT, LEAVENING [SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE], POTASSIUM SORBATE [PRESERVATIVE]), REDUCED FAT REDUCED SODIUM MOZZARELLA CHEESE (PART-SKIM MILK, NONFAT MILK, MODIFIED FOOD STARCH*, CHEESE CULTURE, SALT, POTASSIUM CHLORIDE*, NATURAL FLAVORS*, ANNATTO [COLOR], VITAMIN A PALMITATE, ENZYMES, [*INGREDIENTS NOT IN REGULAR MOZZARELLA CHEESE]), SPICY MARINARA SAUCE (TOMATOES [DICED TOMATOES, TOMATO JUICE, CITRIC ACID, CALCIUM CHLORIDE], CONCENTRATED CRUSHED TOMATOES, OLIVE OIL, WATER, TOMATO PASTE, SUGAR, GRANULATED GARLIC, MINCED GARLIC [GARLIC, SOYBEAN OIL, CITRIC ACID], SALT, SOYBEAN OIL, SPICES, CITRIC ACID, SODIUM CITRATE, XANTHAN GUM, NATURAL FLAVOR), COOKED ITALIAN SAUSAGE (PORK, WATER, SPICES, DRIED ONION, SALT, SODIUM PHOSPHATES, PAPRIKA, DRIED GARLIC, CARAMEL COLOR, HYDROGENATED VEGETABLE OIL, BHA, BHT AND CITRIC ACID), BONELESS SPICY COOKED HAM -WATER ADDED - COATED WITH SPICE (CURED WITH WATER, SALT, SODIUM LACTATE, SPICES, DEXTROSE, SODIUM PHOSPHATE, PAPRIKA, SODIUM DIACETATE, SODIUM ASCORBATE, SPICE EXTRACTIVES, SODIUM NITRITE), FONTINA CHEESE (MILK, CHEESE CULTURE, SALT, ENZYMES), HARD SALAMI (PORK, BEEF, SALT, DEXTROSE, SPICES, LACTIC ACID STARTER CULTURE, SODIUM ASCORBATE, NATURAL SMOKE FLAVOR, FLAVORINGS, SODIUM NITRITE, BHA, BHT, CITRIC ACID), PARMESAN CHEESE AND BASIL BLEND (PARMESAN CHEESE [PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES, (CELLULOSE POWDER TO PREVENT CAKING, POTASSIUM SORBATE TO PROTECT FLAVOR)], BASIL), SPICE.