Which food has less impact on blood sugar?

SPRING LETTUCE MIX (GREEN LEAF LETTUCE, SPRING MIX [MAY CONTAIN SOME OR ALL OF THE FOLLOWING BABY WHOLE LEAF VARIETIES: GREEN LEAF, MIZUNA, GREEN ROMAINE, TANGO, GREEK OAK, GREEN CHARD, BABY SPINACH, ARUGULA, FRISEE, TATSOI, MACHE, RED CHARD, RED LEAF, LOLLA ROSA, RED ROMAINE, RED MUSTARD, RADICCHIO, RED OAK, BEET TOPS], CARROTS), BUTTERMILK RANCH DRESSING (SOYBEAN OIL, BUTTERMILK [CULTURED PASTEURIZED SKIM MILK AND MILK, SODIUM CITRATE AND SALT], WATER, DISTILLED VINEGAR, HIGH FRUCTOSE CORN SYRUP, SALT, CONTAINS LESS THAN 2% OF: EGG YOLK, DEHYDRATED GARLIC, DEHYDRATED ONION, MONOSODIUM GLUTAMATE, POLYSORBATE 60, TORULA YEAST, SODIUM BENZOATE AND POTASSIUM SORBATE [AS PRESERVATIVES], XANTHAN GUM, SWEET CREAM [CREAM, SOY LECITHIN], SPICE, LACTIC ACID, DEHYDRATED PARSLEY, PHOSPHORIC ACID, DISODIUM INOSINATE AND DISODIUM GUANYLATE, CALCIUM DISODIUM EDTA ADDED TO PROTECT FLAVOR), HARD COOKED EGGS (EGGS, WATER, CITRIC ACID, SODIUM BENZOATE), OVEN ROASTED TURKEY BREAST (TURKEY BREAST, WATER, CONTAINS 2% OR LESS OF SUGAR, SALT, SODIUM PHOSPHATE, SODIUM DIACETATE, SODIUM NITRITE, POTASSIUM LACTATE, SODIUM ERYTHORBATE), COOKED HAM AND WATER PRODUCT (CURED WITH WATER, DEXTROSE, SALT, SODIUM LACTATE, SODIUM PHOSPHATE, SODIUM DIACETATE, SODIUM ERYTHORBATE, SODIUM NITRITE), GRAPE TOMATO, CHEDDAR AND MONTEREY JACK CHEESE BLEND (CHEDDAR CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO (VEGETABLE COLOR)], MONTEREY JACK CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES], POTATO STARCH AND POWDERED CELLULOSE [TO PREVENT CAKING], NATAMYCIN [MOLD INHIBITOR]), BLACK OLIVES (SALT, FERROUS GLUCONATE).