Which food has less impact on blood sugar?

DOUGH (WATER, WHOLE WHEAT FLOUR, ENRICHED WHEAT FLOUR [{WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}, MALTED BARLEY FLOUR], DEFATTED SOY FLOUR, LESS THAN 2% OF: YEAST, SALT, SUGAR, SOYBEAN OIL, DEXTROSE, DOUGH CONDITIONER [WHEAT FLOUR, SALT, SOY OIL, L. CYSTEINE, ASCORBIC ACID, ENZYME], SODIUM BICARBONATE), CHEESE (LOW-MOISTURE PART-SKIM MOZZARELLA CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES, MAY CONTAIN NATAMYCIN AS A NATURAL MOLD INHIBITOR]), SAUCE (WATER, TOMATO PASTE [NOT LESS THAN 28% NTSS], PIZZA SEASONING [SALT, SUGAR, DEHYDRATED ONION, SPICES, GARLIC POWDER, GUAR GUM, POTASSIUM SORBATE {PRESERVATIVE}, XANTHAN GUM, CITRIC ACID], LESS THAN 2% OF: MODIFIED CORN STARCH), FAT REDUCED PEPPERONI (PORK, BEEF, WATER, TEXTURED VEGETABLE PROTEIN PRODUCT* [SOY PROTEIN CONCENTRATE, ZINC OXIDE, NIACINAMIDE, FERROUS SULFATE, COPPER GLUCONATE, VITAMIN A PALMITATE, CALCIUM PANTOTHENATE, THIAMINE MONONITRATE {B1}, PYRIDOXINE HYDROCHLORIDE {B6}, RIBOFLAVIN {B2}, AND CYANOCOBALAMIN {B12}], SALT, LESS THAN 2% OF SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID. *INGREDIENT NOT IN REGULAR PEPPERONI), SOY LECITHIN. CONTAINS: MILK, SOY, WHEAT