Which food has less impact on blood sugar?

ICEBERG LETTUCE, AVOCADO RANCH DRESSING (CANOLA OIL, NONFAT SOUR CREAM [CULTURED SKIM MILK, CORN STARCH, TAPIOCA STARCH, CARRAGEENAN, LOCUST BEAN GUM], WATER, AVOCADO, EGG YOLK, CILANTRO, SUGAR, SALT, DISTILLED VINEGAR, MODIFIED CORN STARCH, 1 DRIED ONION, APPLE CIDER VINEGAR, GLUCONIC ACID, SPICES, LIME JUICE CONCENTRATE, MALTODEXTRIN, DRIED GARLIC, DEXTROSE, LACTIC ACID, XANTHAN GUM, CULTURED DEXTROSE, DRIED RED PEPPER, DRIED BELL PEPPER, MIXED TOCOPHEROLS, MUSTARD FLOUR, NATURAL FLAVORS, GUAR GUM, DRIED LEMON PEEL), BLACK BEANS (BLACK BEANS, WATER, SALT, FERROUS GLUCONATE), ROASTED CORN, SOUTHWEST STYLE CHICKEN BREAST MEAT WITH RIB MEAT, SMOKE FLAVOR ADDED (CHICKEN BREAST MEAT WITH RIB MEAT, WATER, CONTAINS 2% OR LESS OF THE FOLLOWING: SODIUM LACTATE, POTASSIUM LACTATE, SALT, BROWN SUGAR, SODIUM PHOSPHATE, CHIPOTLE PEPPER, GARLIC POWDER, AUTOLYZED YEAST EXTRACT, CHILI PEPPER, SUGAR, ONION POWDER, SPICES [INCLUDING CUMIN], SODIUM CITRATE, HYDROLYZED SOY PROTEIN, CITRIC ACID, SODIUM DIACETATE, DISODIUM INOSINATE AND DISODIUM GUANYLATE, CORN SYRUP SOLIDS, SPICE EXTRACTIVE, MALTODEXTRIN, XANTHAN GUM, LIME JUICE SOLIDS, MESQUITE SMOKE FLAVOR), PEPPER JACK CHEESE (PASTEURIZED MILK, JALAPENO PEPPERS, CHEESE CULTURE, SALT, ENZYMES, POTATO STARCH AND POWDERED CELLULOSE [TO PREVENT CAKING], NATAMYCIN [A NATURAL MOLD INHIBITOR]), ROMAINE LETTUCE, TORTILLA STRIPS (STONE, GROUND WHITE CORN, SUNFLOWER OIL OR CORN OIL, NACHO SEASONING [WHEY POWDER, SALT, GRANULAR CHEESE {MILK, CHEESE CULTURES, SALT, ENZYMES}, CHEDDAR CHEESE POWDER {MILK, CHEESE CULTURES, SALT, ENZYMES}, TOMATO POWDER, SOYBEAN OIL, ROMANO CHEESE POWDER {MILK, CHEESE CULTURES, SALT, ENZYMES}, CULTURED WHEY, WHEY PROTEIN CONCENTRATE, LACTOSE, MALTODEXTRIN, BLUE CHEESE POWDER {MILK, CHEESE CULTURES, SALT, ENZYMES}, CULTURED NONFAT MILK POWDER, ONION POWDER, BUTTERMILK POWDER, LACTIC ACID, CITRIC ACID, SODIUM PHOSPHATE, EXTRACTIVES OF PAPRIKA, GARLIC POWDER, SPICES, SODIUM CITRATE, EXTRACTIVES OF ANNATTO], CHILI LIME SEASONING [WHEY POWDER, LIME JUICE POWDER, SOUR CREAM POWDER {SOUR CREAM (CREAM, NONFAT MILK, SALT, CULTURES), MALTODEXTRIN, DISODIUM PHOSPHATE, SILICON DIOXIDE}], SALT, SPICES, PAPRIKA, CITRIC ACID, EXTRACTIVES OF PAPRIKA, SPICE EXTRACTIVE, WATER, TRACE OF LIME), CARROT, RED CABBAGE.