Which food has less impact on blood sugar?

DOUGH (ENRICHED FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, DOUGH CONDITIONER (RICE FLOUR, SUGAR, SWEET DAIRY WHEY (MILK), VITAL WHEAT GLUTEN, SALT, INTERESTERIFIED SOYBEAN OIL, POWDERED CELLULOSE, SOY FLOUR, CALCIUM PROPIONATE, DIACETYL TARTARIC ACID ESTERS OF MONO AND DIGLYCERIDES (DATEM), SODIUM CARBOXYMETHYLCELLULOSE, DEXTROSE, MONOCALCIUM PHOSPHATE, AMMONIUM SULFATE, CALCIUM SULFATE, ASCORBIC ACID, L-CYSTEINE, DOUGH CONDITIONER (WHEAT STARCH, AZODICARBONAMIDE (A.D.A.), TRICALCIUM PHOSPHATE, SILICON DIOXIDE (USED AS A FLOW AGENT)), PARMESAN CHEESE (CULTURED, PASTEURIZED PART-SKIM MILK, SALT, ENZYMES), POWDERED CELLULOSE (ADDED TO PREVENT CAKING), SOYBEAN OIL, PALM OIL, YEAST (YEAST, SORBITAN MONOSTEARATE, ASCORBIC ACID), VITAL WHEAT GLUTEN), FILLING (PEPPERONI (PORK AND BEEF, SALT, CONTAINS 2% OR LESS OF WATER, DEXTROSE, SPICES, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, GARLIC POWDER, SODIUM NITRITE, BHA, BHT, CITRIC ACID), MOZZARELLA CHEESE (PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES, SORBIC ACID (A PRESERVATIVE)), TOMATO PASTE, WATER, SUGAR, MODIFIED FOOD STARCH, SEASONING (SALT, SUGAR, GARLIC, SPICES), MODIFIED FOOD STARCH, METHYLCELLULOSE), TOPPING (BREAD CRUMBS (BLEACHED WHEAT FLOUR, DEXTROSE, YEAST, SALT), PARMESAN CHEESE (CULTURED, PASTEURIZED PART-SKIM MILK, SALT, ENZYMES), POWDERED CELLULOSE (ADDED TO PREVENT CAKING)).