Which food has less impact on blood sugar?

WHITE ENGLISH MUFFIN: ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, YEAST, DEXTROSE, CONTAINS LESS THAN 2% OF THE FOLLOWING: CORNMEAL, BAKING POWDER (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORNSTARCH, MONOCALCIUM PHOSPHATE), POTATO FLOUR, DISTILLED VINEGAR, SALT, CALCIUM PROPIONATE, WHEAT GLUTEN, WATER, MONOGLYCERIDES, PROPIONIC ACID, PHOSPHORIC ACID, FUMARIC ACID, HYDROGENATED SOYBEAN OIL, NON-GMO SOYBEAN OIL, FUMARIC ACID, POTASSIUM SORBATE, MINERAL OIL (PROCESSING AID), NONFAT DRY MILK. SAUSAGE PATTY: PORK, WATER, SALT, SPICES, CORN SYRUP SOLIDS DEXTROSE, BHA, PROPYL GALLATE, CITRIC ACID. EGG PATTY: EGG WHITES, WATER, EGG YOLKS, MODIFIED CORN STARCH, SALT, XANTHAN GUM, CITRIC ACID, PEPPER. PASTEURIZED PROCESS AMERICAN CHEESE: CULTURED MILK AND SKIM MILK, WHEY, SALT, SODIUM CITRATE, MODIFIED FOOD STARCH, ANNATTO AND PAPRIKA (COLOR), SODIUM PHOSPHATE, LACTIC ACID, ENZYMES, SORBIC ACID (PRESERVATIVE), SOY LECITHIN (ANTISTICKING AGENT).