Which food has less impact on blood sugar?

OVENGOLD ROASTED TURKEY BREAST (TURKEY BREAST, WATER, CONTAINS LESS THAN ONE AND ONE HALF PERCENT OF SALT, SUGAR, SODIUM PHOSPHATE AND DEXTROSE. COATED WITH: DEXTROSE, SEA SALT, HONEY SOLIDS [REFINERY SYRUP, HONEY], PAPRIKA, SPICES, ONION, 2% OR LESS OF NATURAL FLAVORS, EXTRACTIVES OF PAPRIKA AND TURMERIC), MULTIGRAIN SANDWICH ROLL (ENRICHED WHEAT FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, GRAIN BLEND [FERMENTED WHEAT FLOUR, WHEAT GRAIN, RYE GRAIN, OAT GRAIN, FLAX SEEDS, RYE SOURDOUGH, MILLET, TEFF SEEDS, SALT], CRACKED RYE, WHEAT BRAN, WHEAT GLUTEN, YEAST, SUGAR, SALT, FERMENTED RYE FLOUR, VEGETABLE OIL [CANOLA OIL OR SOYBEAN OIL], DOUGH CONDITIONERS [CALCIUM SULFATE, ASCORBIC ACID, ENZYMES], WHEAT STARCH, LACTIC ACID), AMERICAN CHEESE (AMERICAN CHEESE [MILK, SALT, CHEESE CULTURES, ENZYMES], WATER, CREAM, SODIUM CITRATE, SALT, SORBIC ACID [ADDED AS A PRESERVATIVE], PAPRIKA AND ANNATTO [IF COLORED], SOY LECITHIN [NON-STICKING AGENT]), LETTUCE.