Which food has less impact on blood sugar?

LAVASH WRAP (ENRICHED UNBLEACHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), FILTERED WATER, CANOLA OIL, SEA SALT, CULTURED WHEAT, OAT FIBER, SUGAR, BAKING POWDER (SODIUM ACID PYROPHOSPHATE, POTATO STARCH, SODIUM BICARBONATE), YEAST), OFF THE BONE SMOKEHOUSE TAVERN STYLE HAM WITH NATURAL JUICES (HAM CURED WITH: WATER, CONTAINS LESS THAN 2% SALT, SUGAR, POTASSIUM LACTATE, SODIUM DIACETATE, SODIUM PHOSPHATE, SODIUM ERYTHORBATE, SODIUM NITRITE), GENOA SALAMI (PORK, PORK HEARTS, BEEF, SALT, DEXTROSE, LACTIC ACID STARTER CULTURE, SPICES, FLAVORING, SODIUM ASCORBATE, SODIUM NITRITE, GARLIC POWDER, BHA, BHT, CITRIC ACID (TO PROTECT FLAVOR)), PROVOLONE CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES), PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF: CORN SYRUP, DEXTROSE, FLAVORINGS, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, PAPRIKA, SODIUM ERYTHORBATE, SODIUM NITRITE, SPICES), ROASTED RED PEPPERS (RED BELL PEPPERS, WATER, SALT, CITRIC ACID), LETTUCE, CREAM CHEESE (PASTEURIZED MILK AND CREAM, CHEESE CULTURE, SALT, GUAR GUM, CAROB BEAN GUM, XANTHAN GUM))