Which food has less impact on blood sugar?

SPINACH HERB TORTILLA (ENRICHED UNBLEACHED FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, VEGETABLE SHORTENING (PALM OIL AND/OR CORN OIL), CONTAINS 2% OR LESS OF SEASONING [SPINACH POWDER, ONION AND GARLIC POWDER, SALT, SPICE, ARTIFICIAL COLORS (FD&C YELLOW #5, BLUE #1), SILICON DIOXIDE (ANTI-CAKING)], SALT, ALUMINUM FREE LEAVENING (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORN STARCH, MONOCALCIUM PHOSPHATE), WHEAT PROTEIN, PRESERVATIVES (CALCIUM PROPIONATE, SORBIC ACID), DOUGH CONDITIONER (FUMARIC ACID, XANTHAN GUM, MONO AND DIGLYCERIDES, SODIUM METABISULPHITE)), TURKEY (TURKEY BREAST, WATER, DEXTROSE, 2% OR LESS OF: SALT, MODIFIED FOOD STARCH, CARRAGEAN, SODIUM PHOSPHATE, NATURAL FLAVORINGS, CARAMEL AND ANNATTO COLOR), MONTEREY PEPPER CHEESE (AMERICAN CHEESE (MILK, CHEESE CULTURE, SALT, ENZYMES), WATER, CREAM, SODIUM CITRATE, JALAPENO PEPPER (JALAPENO PEPPER, WATER, VINEGAR, SALT), SALT, SORBIC ACID (PRESERVATIVE), COLOR ADDED, OLEORESIN CAPSICUM, SUNFLOWER LECITHIN (FOR SEPARATION)), ARUGULA, MAYONNAISE (SOYBEAN OIL, WATER, EGG YOLK, EGG, DISTILLED WHITE VINEGAR, CONTAINS LESS THAN 2% OF SALT, SUGAR, MUSTARD FLOUR, LEMON JUICE CONCENTRATE, PAPRIKA, NATURAL FLAVOR, CALCIUM DISODIUM EDTA [PRESERVATIVES]), BACON (PORK CURED WITH: WATER, SALT, SUGAR, NATURAL SMOKE FLAVOR, SODIUM PHOSPHATE, SODIUM ERYTHORBATE, SODIUM NITRITE), DRIED TOMATO AND GARLIC PESTO (WATER, CANOLA OIL, DRIED TOMATOES, PARMESAN CHEESE [PASTEURIZED PART-SKIM MILK, CULTURES, SALT, ENZYMES], ONIONS, BASIL, DEHYDRATED GARLIC, SALT, SPICES, XANTHAN GUM).