Which food has less impact on blood sugar?

LETTUCE MIX (BABY KALE, BABY LETTUCES [LOLLO ROSSA, TANGO, RED AND GREEN OAK, RED AND GREEN ROMAINE, RED LEAF, PARELLA], BABY GREENS [TATSOI, MIZUNA, RED AND GREEN CHARD, RED AND GREEN MUSTARD, FRISEE], BABY SPINACH, RADICCHIO), LETTUCE MIX MAY VARY BY SEASON, APPLE VINAIGRETTE (WATER, SUGAR, VEGETABLE OIL [SOYBEAN AND/OR CANOLA OIL], WHITE BALSAMIC VINEGAR, APPLE ESSENCE, MALTODEXTRIN, APPLE CONCENTRATE, SALT, NATURAL FLAVORS, XANTHAN GUM, MALIC ACID), APPLES (CALCIUM ASCORBATE [ADDED TO MAINTAIN FRESHNESS AND COLOR]), GORGONZOLA CHEESE (GORGONZOLA CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES], POWDERED CELLULOSE [TO PREVENT CAKING], NATAMYCIN [A PRESERVATIVE]), FLAT BREAD TRIANGLES (ENRICHED WHEAT FLOUR [NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, MALTED BARLEY FLOUR, ASCORBIC ACID], WATER, PALM OIL, SEA SALT, LIQUID SOURDOUGH, PALM OIL SHORTENING, WHEAT GLUTEN, EVAPORATED CANE SYRUP, YEAST, DOUGH CONDITIONER [DL-ACETYL TARTARIC {DATEM}, DEXTROSE, SOYBEAN OIL, L-CYSTEINE, AZODICARBONAMIDE {ADA}], ASCORBIC ACID, NATURAL ENZYME), CANDIED WALNUTS (WALNUTS, SUGAR, HONEY, SALT, ROASTED IN COTTONSEED AND/OR PEANUT OIL), DRIED CRANBERRIES (CRANBERRIES, SUGAR, SUNFLOWER OIL).