Which food has less impact on blood sugar?

DOUGH: ENRICHED UNBLEACHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, PALM OIL, SUGAR, SALT, ENRICHED SEMOLINA FLOUR (ENRICHED SEMOLINA, NIACIN, FERROUS SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), YEAST (YEAST, SORBITAN MONOSTEARATE, ASCORBIC ACID), GARLIC POWDER, DOUGH CONDITIONER (WHEAT FLOUR, ASCORBIC ACID, ENZYMES). FILLING: PIZZA SAUCE (WATER, TOMATO PASTE, SPICE BLEND [SUGAR, SALT, SPICES, LESS THAN 2% SILICON DIOXIDE ADDED TO PREVENT CAKING), GUAR GUM, SOYBEAN OIL, GARLIC PUREE [GARLIC, WATER]), PEPPERONI BHA, BHT, AND CITRIC ACID ADDED TO HELP PROTECT FLAVOR (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF SUGAR, SPICES, OLEORESIN OF PAPRIKA, SODIUM ASCORBATE, NATURAL FLAVORINGS, GARLIC POWDER, DEXTROSE, LACTIC ACID STARTER CULTURE, SODIUM NITRITE, BHA, BHT, CITRIC ACID), COOKED ITALIAN SAUSAGE (PORK, PORK FAT, DEXTROSE, SPICES, SALT, FLAVORINGS, SODIUM PHOSPHATES, YEAST EXTRACT), VEGETABLE BLEND (ONIONS, RED AND GREEN PEPPERS, BLACK OLIVES [BLACK OLIVES, SALT, FERROUS GLUCONATE], GUAR GUM), CHEESE BLEND (LOW MOISTURE PART-SKIM MOZZARELLA CHEESE [CULTURED PASTEURIZED PART-SKIM MILK, SALT, ENZYMES], PROVOLONE CHEESE [CULTURED PASTEURIZED MILK, SALT, ENZYMES], WATER, FOUR CHEESE FLAVOR [CHEESE BLEND {CHEDDAR CHEESE, PARMESAN CHEESE, ROMANO CHEESE, AND MOZZARELLA CHEESE (PASTEURIZED MILK, CULTURES, SALT, ENZYMES), WHEY PROTEIN CONCENTRATE, MALTODEXTRIN, SALT}]. TOPPING: PARMESAN AND 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), BREADCRUMBS (BLEACHED FLOUR, WATER, VEGETABLE OIL [SOYBEAN OIL, COTTONSEED OIL, AND/OR CANOLA OIL], SALT, YEAST, CONTAINS 2% OR LESS OF THE FOLLOWING: SUGAR, DEXTROSE), PARSLEY.