Which food has less impact on blood sugar?

PIZZA SAUCE (WATER, TOMATO PASTE, SUGAR, CONTAINS LESS THAN 2% OF: MODIFIED CORNSTARCH, GARLIC POWDER, SALT, ONION POWDER, SPICE, CITRIC ACID, DRIED BASIL, SEA SALT, SODIUM BENZOATE AND POTASSIUM SORBATE [ADDED AS PRESERVATIVES], XANTHAN GUM, NATURAL FLAVOR), PIZZA CRUST (WHEAT FLOUR [ENRICHED BLEACHED WHEAT FLOUR, {FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}, WHOLE WHEAT FLOUR], WATER, SUGAR, GLYCERIN, SOYBEAN OIL, CONTAINS 2% OR LESS OF: YEAST, VITAL WHEAT GLUTEN, MONO- & DIGLYCERIDES, SALT, XANTHAN GUM, CALCIUM PROPIONATE, SORBIC ACID, NATURAL AND ARTIFICIAL FLAVOR, ENZYME), PEPPERONI MADE WITH PORK AND CHICKEN (PORK, MECHANICALLY SEPARATED CHICKEN, SALT, CONTAINS 2% OR LESS OF: PORK STOCK, SPICES [INCLUDING MUSTARD], DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, FLAVORING, SODIUM ASCORBATE, SODIUM NITRITE, BHA, BHT, CITRIC ACID), MOZZARELLA PASTEURIZED PREPARED CHEESE (PASTEURIZED PART-SKIM MILK, WATER, MILK PROTEIN CONCENTRATE, MILK FAT, CONTAINS LESS THAN 2% OF: SALT, CHEESE CULTURE, SODIUM CITRATE, SORBIC ACID [PRESERVATIVE], ENZYMES, CELLULOSE POWDER [ANTICAKING]), MILK CHOCOLATE WITH CRISPED RICE BAR (MILK CHOCOLATE [SUGAR, CHOCOLATE, COCOA BUTTER, NONFAT MILK, MILKFAT, LACTOSE, SOY LECITHIN, NATURAL FLAVOR], CRISPED RICE [RICE FLOUR, SUGAR, BARLEY MALT, SALT]).