Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, SOYBEAN OIL, SUGAR, YEAST, CORN MEAL, LEAVENING [SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE], SALT, NATURAL & ARTIFICIAL FLAVORS AND SOY LECITHIN), SAUCE (WATER, TOMATO PASTE, SALT, SPICES, DEHYDRATED GARLIC, NATURAL FLAVORS, SUGAR, MALIC ACID), LOW MOISTURE PART SKIM MOZZARELLA CHEESE [PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], COOKED SEASONED PIZZA TOPPING (PORK, MECHANICALLY SEPARATED CHICKEN, WATER, TEXTURED SOY PROTEIN CONCENTRATE, SPICE, SALT, SOY PROTEIN CONCENTRATE, SODIUM PHOSPHATES, PAPRIKA, MODIFIED CORN STARCH, NATURAL FLAVOR, AUTOLYZED YEAST EXTRACT, BHA, BHT, CITRIC ACID, YEAST EXTRACT, DISODIUM INOSINATE, SOY LECITHIN), PEPPERONI MADE WITH PORK, CHICKEN, AND BEEF (PORK, MECHANICALLY SEPARATED CHICKEN, BEEF, SALT, SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, SODIUM ASCORBATE, FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID), COOKED BEEF PIZZA TOPPING (HAMBURGER [BEEF, SALT, SPICE], WATER, TEXTURED VEGETABLE PROTEIN [SOY PROTEIN CONCENTRATE, CARAMEL COLOR], DRIED POTATOES [DEHYDRATED POTATOES, SODIUM ACID PYROPHOSPHATE], HYDROLYZED CORN PROTEIN AND HYDROLYZED SOY PROTEIN AND HYDROLYZED WHEAT GLUTEN, CORN SYRUP SOLIDS, MALTODEXTRIN, GRILL FLAVOR [FROM PARTIALLY HYDROGENATED SOYBEAN AND COTTONSEED OIL], GARLIC POWDER, MODIFIED CORN STARCH).