Which food has less impact on blood sugar?

ROMAINE SPRING BLEND (ROMAINE LETTUCE, SPRING MIX [MAY CONTAIN ARUGULA, BABY GREEN LEAF, BABY GREEN ROMAINE, BABY SPINACH, MIZUNA, GREEN TANGO, GREEN OAK, TATSOI, OTHER GREEN BABY LETTUCES, BABY RED ROMAINE, BABY RED LEAF, LOLLA ROSA, RED OAK, RED TANGO, OR OTHER RED BABY LETTUCES]), ROASTED PULLED CHICKEN (CHICKEN BREAST WITH RIB MEAT, WATER, SEA SALT, VINEGAR), GUACAMOLE (AVOCADO, VINEGAR, JALAPENO PEPPER, ONION, SALT, JALAPENO POWDER, RED BELL PEPPER, GARLIC), HARD COOKED EGGS, RANCH DRESSING (CANOLA OIL, NON FAT BUTTERMILK [WHEY, WATER, SKIM MILK POWDER, CORN STARCH, TAPIOCA STARCH, CARRAGEENAN, LOCUST BEAN GUM, CULTURE], WATER, SOUR CREAM [CULTURED MILK, CREAM, WHEY, MODIFIED CORN STARCH, SODIUM PHOSPHATE, GUAR GUM, CARRAGEENAN, CALCIUM SULFATE, LOCUST BEAN GUM], EGG YOLK, SALT, DISTILLED VINEGAR, DRIED GARLIC, SUGAR, DRIED ONION, DRIED CARROT, SPICES, XANTHAN GUM, DRIED GREEN ONION, LACTIC ACID, DEXTROSE, GUAR GUM, NATURAL FLAVORS, MODIFIED CORN STARCH), TOMATOES, BACON TOPPING (BACON [CURED WITH WATER, SALT, SUGAR, SODIUM ERYTHORBATE, SODIUM NITRITE. MAY ALSO CONTAIN DEXTROSE, FLAVORING, HONEY, DEHYDRATED PORK BROTH, POTASSIUM CHLORIDE, POTASSIUM LACTATE, SMOKE FLAVORING, SODIUM DIACETATE, SODIUM PHOSPHATE]), BLUE CHEESE (CULTURED PASTEURIZED MILK, SALT, ENZYMES, PENICILLIUM ROQUEFORTI), GREEN ONIONS.