Which food has less impact on blood sugar?

CRUST (ENRICHED FLOUR [WHEAT FLOUR, BARLEY MALT, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, CONTAINS LESS THAN 2% OF CALCIUM PROPIONATE, DEXTROSE, FUMARIC ACID, POTASSIUM SORBATE, SALT, SOY LECITHIN, VEGETABLE OIL [CANOLA AND/OR SOYBEAN OIL], YEAST), SAUCE (WATER, TOMATO PASTE, SEASONING [SALT, SUGAR, ONION POWDER, SPICES, GARLIC POWDER, XANTHAN AND GUAR GUM, POTASSIUM SORBATE, CITRIC ACID, TRICALCIUM PHOSPHATE, SOYBEAN OIL], MODIFIED FOOD STARCH), IMITATION MOZZARELLA CHEESE (WATER, PALM OIL, CASEIN, MOZZARELLA CHEESE [MILK, CHEESE CULTURES, SALT, ENZYMES], MODIFIED FOOD STARCH, CONTAINS 2% OR LESS: SALT, NATURAL FLAVOR, SODIUM ALUMINUM PHOSPHATE, SODIUM PHOSPHATE, LACTIC ACID, SORBIC ACID [AS A PRESERVATIVE], BETA CAROTENE), PEPPERONI MADE WITH PORK, CHICKEN AND BEEF (PORK, MECHANICALLY SEPARATED CHICKEN, BEEF, SALT, CONTAINS 2% OR LESS OF SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, SODIUM ASCORBATE, SMOKE FLAVORING, FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID, CONTAINS ONE OR MORE OF: WATER, GARLIC POWDER, PAPRIKA, OLEORESIN OF PAPRIKA).