Which food has less impact on blood sugar?

TORTILLA (BLEACHED AND/OR UNBLEACHED ENRICHED WHEAT FLOUR [FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, SHORTENING [PALM OIL AND SOYBEAN OIL WITH MONO AND DIGLYCERIDES ADDED], DOUGH CONDITIONER [SALT, SODIUM PROPIONATE, LEAVENING (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, MONOCALCIUM PHOSPHATE), POTASSIUM SORBATE (TO PRESERVE FRESHNESS), WHEAT FLOUR, SOY PROTEIN, MALTODEXTRIN, STARCH, MONO AND DIGLYCERIDES, LECITHIN, DEXTROSE, XANTHAN GUM, GUAR GUM, L-CYSTEINE, NATURAL FLAVORS]), EGG PRODUCT (WHOLE EGGS, CITRIC ACID [TO PRESERVE COLOR]), POTATOES, COOKED BACON PIECES (PORK CURED WITH WATER, SALT, SUGAR, SODIUM PHOSPHATES, SODIUM ASCORBATE, SODIUM NITRITE), PASTEURIZED PROCESSED CHEDDAR CHEESE (CHEDDAR CHEESE [CULTURED PASTEURIZED MILK, SALT, ENZYMES], WATER, MILKFAT, SODIUM PHOSPHATES, SALT, POTASSIUM SORBATE (TO PRESERVE FRESHNESS), ANNATTO [COLOR], POTATO STARCH, POWDERED CELLULOSE [TO PREVENT CAKING]), CONTAINS LESS THAN 2% OF ONION, SOYBEAN OIL, SALT, BACON TYPE FLAVOR (PORK FLAVOR [CONTAINS HICKORY SMOKE FLAVOR, MONO AND DIGLYCERIDES, DISODIUM INOSINATE AND GUANYLATE, XANTHAN GUM], BACON FAT, SALT).