Which food has less impact on blood sugar?

UNCURED HAM NO NITRATES OR NITRITES ADDED EXCEPT FOR THOSE NATURALLY OCCURRING IN CULTURED CELERY POWDER AND SEA SALT CONTAINS 7% SEASONING SOLUTION (PORK, WATER, 2% OR LESS OF SUGAR, SALT, SODIUM PHOSPHATE, CULTURED CELERY POWDER, NATURAL FLAVOR, SEA SALT), BRIOCHE (UNBLEACHED ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, YEAST, FULLY REFINED SOYBEAN OIL, GRANULATED SUGAR, WHEAT GLUTEN, SALT, HONEY, DOUGH IMPROVER [MALTED WHEAT FLOUR, ENZYMES AND 2% OR LESS OF ASCORBIC ACID], CALCIUM PROPIONATE [TO RETAIN FRESHNESS], VEGETABLE PROTEINS, VEGETABLE OIL, DEXTROSE, MALTODEXTRINS, STARCH, NATURAL FLAVOR, CALCIUM SULFATE, ENZYMES, YELLOW CORN FLOUR, TURMERIC AND ANNATTO EXTRACTS [COLOR]), GOUDA AND CHEDDAR CHEESE (GOUDA AND CHEDDAR CHEESE [MILK, CHEESE CULTURE, SALT, ENZYMES], WATER, NONFAT MILK, SODIUM PHOSPHATE, CALCIUM PROPIONATE [PRESERVATIVE]), APPLES (APPLES AND CALCIUM ASCORBATE [TO MAINTAIN FRESHNESS AND COLOR]), GREEN LEAF LETTUCE, BACON (CURED WITH WATER, SALT, SUGAR, NATURAL SMOKE FLAVORING, SODIUM PHOSPHATES, SODIUM ERYTHORBATE, SODIUM NITRITE).