Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID ENZYME], WATER, SOYBEAN OIL, SEASONED BREAD CRUMBS [ENRICHED WHEAT FLOUR, SALT, SUGAR, YEAST, SPICES, SOYBEAN OIL, DEHYDRATED PARSLEY], YEAST, CORN SYRUP, PALM OIL, YELLOW CORNMEAL SEMOLINA, DOUGH CONDITIONER BLEND [DATEM, WHEAT GLUTEN SUGAR, DEXTROSE, WHEAT FLOUR, MALTED BARLEY FLOUR, GUAR GUM, ACTIVE MALT FLOUR, CALCIUM PYROPHOSPHATE, ASCORBIC ACID, ENZYME], SUGAR, SALT, NATURAL FLAVORED OIL [SOYBEAN OIL, HYDROGENATED SOYBEAN OIL, NATURAL FLAVORS, BETA-CAROTENE {COLOR}], PARMESAN CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES], VITAL WHEAT GLUTEN, WHEAT PROTEIN ISOLATE, SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE, OLIVE OIL, L-CYSTEINE, SOY LECITHIN [PROCESSING AID]), SAUCE (WATER, TOMATO PASTE, SOYBEAN OIL, MODIFIED FOOD STARCH, SALT, SEASONING [SALT, PAPRIKA, SPICES, ONION POWDER, GARLIC POWDER, PARMESAN CHEESE {PASTEURIZED CULTURED PART-SKIM MILK, SALT, ENZYMES}], SPICES, GARLIC POWDER, XANTHAN GUM), LOW MOISTURE MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), UNSMOKED PROVOLONE CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), SMOKED GOUDA CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO AND/OR BETA CAROTENE [COLOR], NATURAL FLAVORS), FONTINA CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), SHREDDED PARMESAN CHEESE (PARMESAN CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], CELLULOSE [ANTI-CAKING]), SPICES.