Which food has less impact on blood sugar?

CRUST (WHEAT FLOUR, WATER, YEAST, SOYBEAN OIL, CORN SYRUP, BAKING POWDER [CORN STARCH, SODIUM ALUMINUM PHOSPHATE AND/OR SODIUM ALUMINUM SULFATE, SODIUM BICARBONATE), PALM OIL. SEMOLINA [WHEAT], SUGAR, DOUGH CONDITIONER [DATEM, WHEAT GLUTEN, SUGAR, DEXTROSE, WHEAT FLOUR, MALTED BARLEY FLOUR, GUAR GUM, ACTIVE MALT FLOUR, CALCIUM PYROPHOSPHATE, ASCORBIC ACID, ENZYME, SALT, PARMESAN AND ROMANO CHEESE BLEND (PARMESAN CHEESE (PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, RENNET), ROMANO CHEESE (PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, RENNET), POWDERED CELLULOSE (ANTI-CAKING), SALT), VITAL WHEAT GLUTEN, WHEAT PROTEIN ISOLATE, OLIVE OL, INACTIVE YEAST). LOW MOISTURE WHOLE MILK MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), SAUCE (WATER, TOMATO CONCENTRATE, SEASONING [SUGAR, SALT, SPICES, GARLIC), SOYBEAN OIL), PEPPERONI MADE WITH PORK, CHICKEN, AND BEEF (PORK, MECHANICALLY SEPARATED CHICKEN, BEEF, SALT, SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, SODIUM ASCORBATE, FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID), CONTAINS LESS THAN 2% OF BREADCRUMBS (ENRICHED WHEAT FLOUR (ENRICHED WITH NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), SALT, SUGAR, YEAST, SPICES, SOYBEAN OIL, DEHYDRATED PARSLEY), SOYBEAN OIL TOPPING (SOYBEAN OIL, FULLY HYDROGENATED SOYBEAN OIL, NATURAL BUTTER FLAVOR, BETA CAROTENE [COLOR]).