Which food has less impact on blood sugar?

PRETZEL BREAD: ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, UNSALTED BUTTER (PASTEURIZED CREAM), NONFAT DRY MILK, SUGAR, YEAST (YEAST, SORBITAN MONOSTEARATE, ASCORBIC ACID), SALT, PHILLY STYLE BEEF - WATER AND MODIFIED FOOD STARCH PRODUCT: BEEF, WATER, SALT, DEHYDRATED ONION, GREEN BELL PEPPERS, GARLIC, CONTAINS 2% OR LESS OF: SUGAR, SPICE, HYDROLYZED CORN, SOY AND WHEAT PROTEIN, YEAST EXTRACT, NATURAL AND ARTIFICIAL FLAVORS (CONTAINS TORULA YEAST), MALTODEXTRIN, TORULA YEAST EXTRACT, TOASTED SESAME OIL, CARAMEL COLOR, DEXTRIN, MODIFIED FOOD STARCH, SOYBEAN OIL, FRACTIONATED COCONUT OIL, OLEORESIN PAPRIKA, SODIUM PHOSPHATE, BEEF EXTRACT, DEXTROSE, PASTEURIZED PROCESS PROVOLONE CHEESE: PROVOLONE CHEESE (MILK, CHEESE CULTURE, SALT, ENZYMES), WATER, CREAM, SODIUM PHOSPHATE, SALT, SORBIC ACID (PRESERVATIVE), ARTIFICIAL COLOR. PARMESAN CHEESE CRUMBLE: ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, UNSALTED BUTTER (PASTEURIZED CREAM), PARMESAN CHEESE (PASTEURIZED PART-SKIM COW'S MILK, CULTURES, SALT).