Which food has less impact on blood sugar?

CRUST (ENRICHED FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, CORN OIL, VITAL WHEAT GLUTEN, YEAST, NATURAL FLAVOR, SUGAR, SALT, NON-FAT DRY MILK, ASCORBIC ACID), REDUCED FAT MOZZARELLA CHEESE (PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES, VITAMIN A PALMITATE), WATER, TOMATO PASTE, LOW-MOISTURE PART-SKIM MOZZARELLA CHEESE (PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES), COOKED SEASONED PIZZA TOPPING MADE WITH PORK AND CHICKEN BHA, BHT AND CITRIC ACID ADDED TO HELP PROTECT FLAVOR (PORK, MECHANICALLY SEPARATED CHICKEN, WATER, TEXTURED SOY PROTEIN CONCENTRATE, SPICES, SALT, SUGAR, SODIUM PHOSPHATES, PAPRIKA, NATURAL PORK FLAVOR [MODIFIED CORNSTARCH, PORK FAT, NATURAL FLAVORS, PORK STOCK, GELATIN, AUTOLYZED YEAST EXTRACT, SODIUM PHOSPHATES, THIAMINE HYDROCHLORIDE, SUNFLOWER OIL, PROPYL GALLATE], SPICE EXTRACTIVES, BHA, BHT, CITRIC ACID), PEPPERONI MADE WITH PORK, CHICKEN AND BEEF (PORK, MECHANICALLY SEPARATED CHICKEN, BEEF, SALT, CONTAINS 2% OR LESS OF SPICES, DEXTROSE, PORK STOCK, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, FLAVORING, SODIUM NITRITE, SODIUM ASCORBATE, PAPRIKA, PROCESSED WITH NATURAL SMOKE FLAVOR. BHA, BHT, CITRIC ACID TO HELP PROTECT FLAVOR), COOKED BEEF PIZZA TOPPING (BEEF, WATER, TEXTURED SOY PROTEIN CONCENTRATE, DEHYDRATED POTATOES WITH SODIUM ACID PYROPHOSPHATE, CONTAINS 2% OR LESS OF SALT, HYDROLYZED CORN PROTEIN, SOY PROTEIN AND WHEAT PROTEIN, CORN SYRUP SOLIDS, MALTODEXTRIN, SPICE, NATURAL GRILL FLAVOR [FROM SUNFLOWER OIL], GARLIC POWDER, COOKED IN PORK FAT OR BEEF FAT OR VEGETABLE OIL.), 2% OR LESS OF VEGETABLE OIL (SOYBEAN OIL AND/OR CORN OIL), SALT, SPICES, DRIED GARLIC.