Which food has less impact on blood sugar?

GARLIC HERB TORTILLAS [ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, VEGETABLE SHORTENING (SOYBEAN OIL AND HYDROGENATED SOYBEAN OIL), SOYBEAN OIL, CONTAINS 2% OR LESS OF DEXTROSE, CULTURED CANE SUGAR, CORN STARCH, CALCIUM ACID PYROPHOSPHATE, WHEAT GLUTEN, BAKING SODA, SALT, YEAST, MONO- AND DIGLYCERIDES, GUAR GUM, PARSLEY, BASIL, GARLIC POWDER, ONION POWDER, ASCORBIC ACID, NATURAL FLAVOR, SUNFLOWER OIL, TURMERIC EXTRACTIVE], GRILLED SEASONED CHICKEN BREAST WITH RIB MEAT [CHICKEN BREAST MEAT WITH RIB MEAT, WATER, CULTURED SUGAR AND VINEGAR, POTATO STARCH, SEA SALT, NATURAL FLAVORINGS], SMOKED PROVOLONE CHEESE [CULTURED PASTEURIZED MILK AND SKIM MILK, SALT, SMOKE FLAVORING, ENZYMES], PARMESAN CHEESE [PARMESAN CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES), POTATO STARCH (TO PREVENT CAKING), POWDERED CELLULOSE (TO PREVENT CAKING), NATAMYCIN (A NATURAL MOLD INHIBITOR)], CAESAR DRESSING [SOYBEAN OIL, WATER, EGG YOLKS, DISTILLED VINEGAR, ROMANO CHEESE (PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES), PARMESAN CHEESE (PASTEURIZED PART-SKIM COW'S MILK, CHEESE CULTURES, SALT, ENZYMES), SUGAR, SALT, DEHYDRATED GARLIC, LEMON JUICE CONCENTRATE, SPICE, XANTHAN GUM, LACTIC ACID, DEHYDRATED ONION].