Which food has less impact on blood sugar?

DOUGH: ENRICHED UNBLEACHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, SOYBEAN OIL (WITH CITRIC ACID ADDED AS A PRESERVATIVE), DOUGH CONDITIONER (SALT, WHEAT FLOUR, DEXTROSE, MONO AND DIGLYCERIDES, ASCORBIC ACID, L-CYSTEINE), PALM OIL, YEAST (YEAST, SORBITAN MONOSTEARATE, ASCORBIC ACID). FILLING: MEATBALLS (BEEF, PORK, WATER, BREAD CRUMBS [WHEAT FLOUR, WATER, SALT, YEAST, ALSO MAY CONTAIN LESS THAN 2% PARTIALLY HYDROGENATED SOYBEAN AND/OR COTTONSEED OILS, AMMONIUM CHLORIDE, CALCIUM PROPIONATE], TEXTURED SOY PROTEIN [SOY PROTEIN CONCENTRATE, CARMEL COLOR], ROMANO CHEESE, [COW'S MILK, CULTURE, SALT, ENZYMES], EGG WHITES, RICOTTA CHEESE [WHEY, PART SKIM MILK, CREAM, VINEGAR, XANTHAN GUM, LOCUST BEAN GUM AND GUAR GUM {STABILIZERS}], SALT, GARLIC, PARSLEY, SPICES, CARAMEL COLOR, BROWN SUGAR, DISODIUM INOSINATE AND DISODIUM GUANYLATE, BHA, BHT, CITRIC ACID, SOY LECITHIN AS PROCESSING AID. MAY CONTAIN FLAVORINGS, DRIED WHOLE EGGS, MONOSODIUM GLUTAMATE), PIZZA SAUCE (CRUSHED TOMATOES [WATER, CONCENTRATED CRUSHED TOMATOES], TOMATO PUREE [WATER, TOMATO PASTE], DICED TOMATOES, SUGAR, SALT, SOYBEAN OIL, SPICES, FOOD CORN MODIFIED, PARMESAN CHEESE FLAVOR [PARMESAN CHEESE {MILK, CHEESE CULTURES, SALT, ENZYMES}, WATER, DISODIUM PHOSPHATE, ENZYMES], GARLIC, ONION POWDER, GRANULATED GARLIC, CITRIC ACID), PROVOLONE CHEESE (PASTEURIZED MILK, CULTURES, SALT, ENZYMES), PART SKIM MOZZARELLA CHEESE (PASTEURIZED PART SKIM MILK, CULTURES, SALT, ENZYMES), RICOTTA CHEESE (WHEY, WHOLE MILK, CREAM, VINEGAR, AND XANTHAN GUM, LOCUST BEAN GUM, GUAR GUM [STABILIZERS]), PARMESAN & ROMANO CHEESE BLEND (PARMESAN CHEESE [MADE FROM COW'S MILK, SALT, ENZYMES], ROMANO CHEESE [MADE FROM COW'S MILK, SALT, ENZYMES], POWDERED CELLULOSE/STARCH BLEND ADDED TO PREVENT CAKING), SOYBEAN OIL (WITH CITRIC ACID ADDED AS A PRESERVATIVE), BLACK PEPPER. TOPPING: PARMESAN & ROMANO CHEESE BLEND (PARMESAN CHEESE [MADE FROM COW'S MILK, SALT, ENZYMES], ROMANO CHEESE [MADE FROM COW'S MILK, SALT, ENZYMES], POWDERED CELLULOSE/STARCH BLEND ADDED TO PREVENT CAKING), BREAD CRUMBS (BLEACHED FLOUR, WATER, VEGETABLE SHORTENING [ONE OR MORE OF THE FOLLOWING: PARTIALLY HYDROGENATED SOYBEAN OIL AND/OR COTTON SEED OIL], SALT, YEAST, CONTAINS 2% OR LESS OF THE FOLLOWING: SUGAR, DEXTROSE), PARSLEY, OREGANO