Which food has less impact on blood sugar?

ROMAINE LETTUCE, SALSA RANCH DRESSING.(SALSA (CRUSHED TOMATOES {WATER, CRUSHED TOMATO CONCENTRATE}, WATER, JALAPENO PEPPERS, ONIONS DISTILLED VINEGAR, DEHYDRATED ONIONS, SALT, GARLIC, NATURAL FLAVORING], WATER, SOUR CREAM (CULTURED MILK AND CREAM, CONTAINS LESS THAN 2% OF: WHEY, MODIFIED FOOD STARCH, SODIUM TRIPOLYPHOSPHATE, SODIUM PHOSPHATES, SODIUM CITRATE, GUAR GUM, CARRAGEENAN, CALCIUM SULFATE, LOCUST BEAN GUM, POTASSIUM SORBATE {TO PRESERVE FRESHNESS}], MAYONNAISE [SOYBEAN OIL, EGG YOLKS, WATER, WHOLE EGG, DISTILLED VINEGAR, CONTAINS LESS THAN 2% OF SALT, SUGAR, LEMON JUICE CONCENTRATE, CALCIUM DISODIUM EDTA {TO PROTECT FLAVOR}, NATURAL FLAVOR {INCLUDES MUSTARD}, OLEORESIN PAPRIKA {COLOR}], DISTILLED VINEGAR, SUGAR, LESS THAN 2% OF: SEA SALT, MODIFIED COM STARCH, CHIPOTLE PUREE WATER, VINEGAR, CHIPOTLE JALAPENO, TOMATO PASTE, SALT, DRIED RED CHILE, SPICES, ONION POWDER, GARLIC POWDER], DEHYDRATED ONION, DEHYDRATED GARLIC, PARSLEY, CILANTRO, SPICE, DILL, CITRIC ACID, XANTHAN GUM), SEASONED CHICKEN (GRILLED CHICKEN [BONELESS, SKINLESS CHICKEN BREAST WITH RIB MEAT, WATER, POTATO OR TAPIOCA STARCH, VINEGAR, SALT), SOYBEAN OIL, SPICES, DEHYDRATED GARLIC, DEHYDRATED ONION, SEA SALT), ROASTED CORN, CHEDDAR CHEESE & MONTEREY JACK CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES, ANNATTO [VEGETABLE COLOR], POTATO AND/OR CORN STARCH AND/OR POWDERED CELLULOSE [TO PREVENT CAKING], NATAMYCIN [A NATURAL MOLD INHIBITOR]), BLACK BEANS.