Which food has less impact on blood sugar?

TORTILLA (UNBLEACHED ENRICHED FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], MALTED BARLEY FLOUR), WATER, CANOLA OIL, SOY LECITHIN, WHEAL GLUTEN, CORN SYRUP, SEA SALT, BAKING POWDER (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORN STARCH, MONOCALCIUM PHOSPHATE), XANTHAN GUM, GUAR GUM, YEAST), CHICKEN BREAST, BABY SPINACH, CUCUMBERS, MAYONNAISE (SOYBEAN OIL, WHOLE EGGS, VINEGAR, EGG YOLKS, WATER, SALT, DEXTROSE, SUGAR, LEMON JUICE, CALCIUM DISODIUM EDTA [PROTECTS QUALITY], NATURAL FLAVORS), ROASTED TOMATO (TOMATOES, CANOLA OIL, GARLIC, SEA SALT, VINEGAR, SPICES), ARTICHOKE PESTO (ARTICHOKES, CANOLA OIL, WATER, ROMANO CHEESE [MILK, CHEESE CULTURE, SALT, ENZYMES], BASIL, GARLIC, SALT, CITRIC ACID, MALIC ACID), FETA CHEESE (MILK, CHEESE CULTURE, SALT, ENZYMES, POWDERED CELLULOSE), PEPPERONCINI (PEPPERONCINI, WATER, SALT, ACETIC ACID, CITRIC ACID, PRESERVATIVES [SODIUM BENZOATE, SODIUM BISULFITE), YELLOW 5), FULLY REFINED CANOLA OIL, CHIANTI RED WINE VINEGAR (CHIANTI WINE, POTASSIUM METABISULFITE [ANTIOXIDANT, CONTAINS SULFITES]), SEA SALT, EXTRA VIRGIN OLIVE OIL, SEASONING (OREGANO, BASIL, MARJORAM, ROSEMARY, SAVORY, THYME, PARSLEY), DIJON MUSTARD (VINEGAR, MUSTARD SEED, WATER, SALT, WHITE WINE, CITRIC ACID, TARTARIC ACID, FRUIT PECTIN, SUGAR, SPICES), SUGAR, GARLIC, ONION, BASIL, BLACK PEPPER, OREGANO