Which food has less impact on blood sugar?

LAVASH (ENRICHED UNBLEACHED WHEAT FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, SEA SALT, YEAST, CULTURED WHEAT, CITRIC ACID), HAM WATER ADDED (FRESH HAM, WATER, SALT, SUGAR, DEXTROSE, LESS THAN 2% OF SODIUM PHOSPHATE, SODIUM ERYTHORBATE, SODIUM NITRITE), ROASTED RED PEPPERS (RED PEPPER, WATER, SALT, CITRIC ACID, AND CALCIUM CHLORIDE), WHIPPED CREAM CHEESE SPREAD (PASTEURIZED MILK AND CREAM, SKIM MILK, WHEY PROTEIN CONCENTRATE, WHEY, MODIFIED FOOD STARCH, SALT, CAROB BEAN GUM, XANTHAN GUM, SORBIC ACID [AS A PRESERVATIVE], GUAR GUM, LACTIC ACID, VITAMIN A PALMITATE, CHEESE CULTURE), PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF DEXTROSE, FLAVORINGS, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, VITAMIN C [SODIUM ASCORBATE], SODIUM NITRITE, SPICES, BHA, BHT, CITRIC ACID), GENOA SALAMI (PORK, BEEF, SALT, DEXTROSE, LACTIC ACID STARTER CULTURE, SUGAR, SPICE, FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID), PROVOLONE CHEESE (PASTEURIZED WHOLE MILK, CHEESE CULTURES, SALT AND ENZYMES), GREEN LEAF LETTUCE.