Which food has less impact on blood sugar?

HONEY WHEAT FLATBREAD: WATER, FINE WHOLE WHEAT FLOUR, ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID), CELLULOSE, WHEAT FLAKES, WHEAT GLUTEN, HONEY, SUGAR, YEAST, POLYDEXTROSE, SALT, CALCIUM PROPIONATE, DISTILLED MONOGLYCERIDES AND CITRIC ACID (PRESERVATIVE), SOYBEAN OIL, BAGEL CONDITIONER (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN FOLIC ACID], YEAST, HYDROLYZED WHEAT GLUTEN, CALCIUM IODATE, ASCORBIC ACID, ENZYMES), NATURAL & ARTIFICIAL HONEY FLAVOR (PROPYLENE GLYCOL, NATURAL & ARTIFICIAL FLAVORS), SORBIC ACID, XANTHAN GUM, ASCORBIC ACID (VITAMIN C), DOUGH CONDITIONER (ENZYMES), ENZYMES, GRILLED EGG PATTY: WHOLE EGGS, NONFAT MILK, SOYBEAN OIL, MODIFIED CORN STARCH, SALT, XANTHAN GUM, NATURAL AND ARTIFICIAL BUTTER FLAVOR (SOYBEAN OIL, BUTTER, LIPOLYZED BUTTER OIL, AND NATURAL AND ARTIFICIAL FLAVORS), CITRIC ACID, SOY LECITHIN (RELEASE AGENT), FULLY COOKED TURKEY SAUSAGE PATTY: MECHANICALLY SEPARATED TURKEY, TURKEY, WATER, SOY PROTEIN CONCENTRATE, CONTAINS 2% OR LESS: SALT, SPICES, DEXTROSE, SUGAR, SODIUM PHOSPHATES, POTASSIUM CHLORIDE, YEAST EXTRACT, FLAVOR, MALTODEXTRIN, CITRIC ACID, MODIFIED FOOD STARCH, CARAMEL COLOR, PASTEURIZED PROCESSES AMERICAN CHEESE: MILK, WATER, CHEESE CULTURE, CREAM, SALT, SODIUM, CITRATE, POTASSIUM CITRATE, SODIUM PYROPHOSPHATE, SORBIC ACID (PRESERVATIVE), SODIUM PHOSPHATE, CITRIC ACID, ANNATTO (COLOR ADDED), SOY LECITHIN, ENZYMES