Which food has less impact on blood sugar?

BUFFALO RANCH DRESSING (SOYBEAN OIL AND/OR CANOLA OIL, BUTTERMILK, WATER, CAYENNE RED PEPPER, DISTILLED VINEGAR, SALT, EGG YOLKS, SUGAR, DEHYDRATED GARLIC, DEHYDRATED ONION, XANTHAN GUM, SPIBE EMON JUICE CONCENTRATE, NATURAL FLAVOR, OLEORESIN PAIKA), GREEN LEAF LETTUCE, BROCCOLI, RED CABBAGE, SAVOY CABBAGE, CARROT, MONTEREY JACK CHEESE (MONTEREY JACK CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, GREEN ONION, BUFFALO CROUTON CRUMBLES (ENRICHED ENZYMES), POWDERED CELLULOSE [TO PREVENT TAKING]), FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], CANOLA AND/OR SUNFLOWER OIL [WITH ROSEMARY EXTRACT AND ASCORBIC ACID (TO PRESERVE FRESHNESS)], SUGAR, SALT, 2% OR LESS OF RED PEPPERS, DISTILLED VINEGAR, SALT, GARLIC], WHEAT GLUTEN, YEAST, MALTODEXTRIN, CAYENNE PEPPER SAUCE POWDER [AGED YEAST EXTRACT, GARLIC POWDER, CITRIC ACID, ONION POWDER, ACID, WHITE DISTILLED VINEGAR POWDER, EXTRACTIVE OF PAPRIKA COLOR, CORN SYRUP SOLIDS, EXTRACTIVES OF ANNATTO AND AMERIC [COLOR]), PRETZELS (UNBLEACHED ENRICHED WHEAT MOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE-B1, SEASANING BLEND (PAPRIKA [COLOR], SALT, BROWN SUGAR, BOLAVIN-B2, FOLIC ACID)], MALT, SALT, SOYBEAN OIL), SMOKIN' SPICES CHILI PEPPER, DEHYDRATED GARLIC, DEHYDRATED ONION, CONTAINS 2% OR LESS OF: NATURAL FLAVORS, RICE SALAD OIL, FLAVOR, SILICON DIOXIDE [PROCESSING AID[).