Which food has less impact on blood sugar?

CHEESE STUFFED PIZZA CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ENZYME], WATER, PART-SKIM MOZZARELLA CHEESE [{PASTEURIZED PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES}, FOOD STARCH-MODIFIED, METHYLCELLULOSE], SUGAR, PALM OIL, SOYBEAN OIL, YEAST, SALT, CULTURED WHEAT STARCH, SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE, DOUGH CONDITIONER MIX [WHEAT FLOUR, DATEM, DEXTROSE, SOYBEAN OIL, ASCORBIC ACID, ENZYMES, L-CYSTEINE], CITRIC ACID), LOW MOISTURE MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), SAUCE (TOMATO PUREE [WATER, TOMATO PASTE], SUGAR, CONTAINS 2% OR LESS OF: SPICES, BASIL, SALT, SOYBEAN OIL, CITRIC ACID, DEHYDRATED ONION, XANTHAN GUM, GARLIC POWDER), PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF: DEXTROSE, GARLIC POWDER, LACTIC ACID STARTER CULTURE, SPICE EXTRACTIVES, OLEORESIN OF PAPRIKA, SODIUM NITRITE, SPICES, BHA [PRESERVATIVE], BHT [PRESERVATIVE], CITRIC ACID [PRESERVATIVE]), GRATED ASIAGO CHEESE (ASIAGO CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], POWDERED CELLULOSE [ANTI-CAKING AGENT]), GRUYERE CHEESE (PASTEURIZED MILK, SALT, CHEESE CULTURES, ENZYMES), SHREDDED FONTINA CHEESE (FONTINA CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES]. MAY CONTAIN POTATO STARCH AND/OR POWDERED CELLULOSE [ANTI-CAKING AGENTS]), DEHYDRATED GARLIC, DRIED OREGANO, DRIED PARSLEY.