Which food has less impact on blood sugar?

TOMATO BASIL WRAP (ENRICHED BLEACHED FLOUR [FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, VEGETABLE SHORTENING [INTERESTERIFIED AND HYDROGENATED SOYBEAN OILS], SEASONING [TOMATO POWDER, SPICE, SUGAR, RED BELL PEPPER, SUN DRIED TOMATO, AUTOLYZED YEAST EXTRACT, ONION POWDER, GARLIC POWDER, NATURAL AND ARTIFICIAL FLAVOR, EXTRACTIVES OF PAPRIKA], CONTAINS 2% OR LESS OF: SALT, BAKING SODA, SODIUM ACID PYROPHOSPHATE, DISTILLED MONOGLYCERIDES, ENZYMES, VITAL WHEAT GLUTEN, CELLULOSE GUM, FUMARIC ACID, CALCIUM PROPIONATE, AND SORBIC ACID [TO MAINTAIN FRESHNESS]), CHICKEN BREAST MEAT WITH RIB MEAT (CHICKEN BREAST MEAT WITH RIB MEAT, WATER, CULTURED SUGAR, VINEGAR, POTATO STARCH, SEA SALT, NATURAL FLAVORINGS), BUFFALO SAUCE (HOT SAUCE [RED PEPPERS, DISTILLED VINEGAR, SALT AND GARLIC], SOYBEAN OIL, WATER, CONTAINS LESS THAN 2% OF POLYSORBATE 60, SALT, XANTHAN GUM, NATURAL AND ARTIFICIAL FLAVORS [MILK]), GREEN LEAF LETTUCE, CARROT, CELERY, BLUE CHEESE CRUMBLES (BLUE CHEESE [MILK, CHEESE CULTURES, SALT, ENZYMES], POWDERED CELLULOSE TO PREVENT CAKING, NATAMYCIN TO PROTECT FLAVOR), CREAM CHEESE (PASTEURIZED MILK AND CREAM, SALT, CAROB BEAN GUM, CHEESE CULTURE), HOT SAUCE (AGED CAYENNE RED PEPPERS, DISTILLED VINEGAR, WATER, SALT, AND GARLIC POWDER).