Which food has less impact on blood sugar?

ICEBERG LETTUCE, SPICY JALAPENO RANCH DRESSING (CANOLA OIL, NONFAT BUTTERMILK [WHEY, WATER, SKIM MILK POWDER, CORN STARCH, TAPIOCA STARCH, CARRAGEENAN, LOCUST BEAN GUM, CULTURE], WATER, EGG YOLK, JALAPENO PEPPERS, DISTILLED VINEGAR, SALT, SUGAR, GREEN ONION, APPLE CIDER VINEGAR, SPICES, DRIED GARLIC, XANTHAN GUM, DRIED ONION, SKIM MILK POWDER BLEND [DAIRY WHEY, SODIUM CASEINATE, SKIM MILK POWDER], DRIED BELL PEPPERS, MUSTARD FLOUR, GUAR GUM, PAPRIKA), ROMAINE LETTUCE, SOUTHWEST STYLE CHICKEN BREAST MEAT WITH RIB MEAT, SMOKE FLAVOR ADDED (CHICKEN BREAST MEAT WITH RIB MEAT, WATER, CONTAINS LESS THAN 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, 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]), HOT CHEESE CURLS (CORNMEAL, VEGETABLE OIL [SUNFLOWER, SAFFLOWER, CORN, COTTONSEED, CANOLA AND/OR RICE], WHEY, SALT, CORN MALTODEXTRIN, ONION POWDER, DEXTROSE, HYDROLYZED SOY PROTEIN, GARLIC POWDER, YEAST EXTRACT, CITRIC ACID, REDUCED LACTOSE WHEY, LACTIC ACID, BEET JUICE CONCENTRATE [FOR COLOR], CHEDDAR CHEESE [MILK, CHEESE CULTURES, SALT, ENZYMES], CALCIUM LACTATE, PAPRIKA EXTRACT, NATURAL FLAVOR, DISODIUM PHOSPHATE, BLUE CHEESE [MILK, CHEESE CULTURES, SALT, ENZYMES], ANNATTO EXTRACT [FOR COLOR], ASCORBIC ACID), BLACK BEANS (BLACK BEANS, WATER, SALT, FERROUS GLUCONATE), ROASTED CORN, FIRE ROASTED POBLANO PEPPERS.