Which food has less impact on blood sugar?

INGREDIENTS: CRUST: FLOUR BLEND (WHITE WHOLE WHEAT FLOUR, ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID]), WATER, ISOLATED SOY PROTEIN, VEGETABLE OIL (SOYBEAN AND/OR CANOLA OIL), CONTAINS 2% OR LESS OF: WHEAT GLUTEN, YEAST, SUGAR, SEA SALT, SODIUM ACID PYROPHOSPHATE, BAKING SODA, DATEM, DEXTROSE, GUAR GUM, SOY LECITHIN, ASCORBIC ACID (DOUGH CONDITIONER), SALT, WHEAT STARCH, ENZYMES, MODIFIED FOOD STARCH; FILLING: LOW MOISTURE PART SKIM MOZZARELLA CHEESE (CULTURED PASTEURIZED PART SKIM MILK, SALT, ENZYMES), CHEESE BLEND (MOZZARELLA CHEESE SUBSTITUTE [WATER, CASEIN, PALM OIL, SALT, SODIUM ALUMINUM PHOSPHATE, MODIFIED FOOD STARCH, LACTIC ACID, SODIUM CITRATE, NATURAL FLAVORS, SORBIC ACID (PRESERVATIVE), VITAMIN AND MINERAL SUPPLEMENT (MAGNESIUM OXIDE, DICALCIUM PHOSPHATE, ZINC OXIDE, IRON, RIBOFLAVIN [VITAMIN B2], PYRIDOXINE HYDROCHLORIDE [VITAMIN B-6], CYANOCOBALAMIN [VITAMIN B12], NIACINAMIDE [VITAMIN B3], THIAMINE MONONITRATE [VITAMIN B1], VITAMIN A PALMITATE), GUAR GUM, APO-8-CAROTENAL & BETA CAROTENE (COLOR)], MOZZARELLA CHEESE [CULTURED PASTEURIZED MILK, SALT, ENZYMES]), WATER, NONFAT DRY MILK, CONTAINS 2% OR LESS OF: MODIFIED FOOD STARCH, MOZZARELLA CHEESE POWDER (DEHYDRATED MOZZARELLA CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES], WHEY, SALT, SODIUM PHOSPHATE, LACTIC ACID), WHEY PROTEIN CONCENTRATE, MALTODEXTRIN, ISOLATED SOY PROTEIN, DRIED WHOLE EGGS, CITRIC ACID, SODIUM CITRATE, CHEESE POWDER (CHEDDAR CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES], BUTTER, MODIFIED FOOD STARCH, SODIUM PHOSPHATE, ENZYMES), SALT, GARLIC POWDER.