Which food has less impact on blood sugar?

UNCURED SOPRESSATA NO NITRATES OR NITRITES ADDED EXCEPT FOR THOSE NATURALLY OCCURRING IN CULTURED CELERY POWDER AND SEA SALT (PORK, SALT, CONTAINS 2% OR LESS OF WATER, DEXTROSE, SPICES, NATURAL FLAVORING, CULTURED CELERY POWDER, CHERRY POWDER, LACTIC ACID STARTER CULTURE, SEA SALT, TURBINADO SUGAR, LIME JUICE CONCENTRATE), WHITE CHEDDAR CHEESE WITH BLACK PEPPER (CHEDDAR CHEESE WITH CRACKED BLACK PEPPER [PASTEURIZED MILK, CHEESE CULTURE, SALT, BLACK PEPPER, ENZYMES], POTATO STARCH [TO PREVENT CAKING]), FLATBREAD CRISPS (ENRICHED FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, VITAMIN B1 {THIAMIN MONONITRATE}, VITAMIN B2 {RIBOFLAVIN}, FOLIC ACID], SOYBEAN OIL [WITH TBHQ FOR FRESHNESS], RICE FLOUR, WHOLE WHEAT FLOUR, WHOLE WHEAT, SUGAR, CONTAINS 2% OR LESS OF SALT, HONEY, SEA SALT, YEAST, GARLIC POWDER, ONION POWDER, OLIVE OIL, WHEY [MILK], BHT FOR FRESHNESS, NATURAL FLAVOR, SOY LECITHIN), DARK CHOCOLATE-COVERED ALMONDS (OIL ROASTED ALMONDS [ALMONDS, CANOLA OIL], SUGAR, CHOCOLATE LIQUOR, COCOA BUTTER, WHOLE MILK, NONFAT MILK, BUTTEROIL, SOY LECITHIN, NATURAL FLAVOR, SALT).