Which food has less impact on blood sugar?

ENGLISH MUFFIN: ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, YEAST, CONTAINS LESS THAN 2% OF: SUGAR, WHEAT GLUTEN, DATEM, CITRIC ACID, FUMARIC ACID, SALT, ASCORBIC ACID, ARTIFICIAL AND NATURAL FLAVORS, DISTILLED MONOGLYCERIDES, CALCIUM PROPIONATE AND POTASSIUM SORBATE (PRESERVATIVES), ENZYME, SOYBEAN OIL, YELLOW DEGERMED CORN FLOUR, YELLOW DEGERMED CORN MEAL, VINEGAR. FULLY COOKED PORK AND CHICKEN SAUSAGE PATTY: PORK, MECHANICALLY SEPARATED CHICKEN, WATER, SOY PROTEIN CONCENTRATE, CONTAINS 2% OR LESS: SALT, PORK STOCK, SPICES, DEXTROSE, SODIUM PHOSPHATES, SUGAR, MONOSODIUM GLUTAMATE, CITRIC ACID, FLAVOR, CARAMEL COLOR. FULLY COOKED 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. PASTEURIZED PROCESS AMERICAN CHEESE: MILK, WATER, CREAM, CONTAINS 2% OR LESS OF CHEESE CULTURE, CITRIC ACID, COLOR ADDED, ENZYMES, POTASSIUM CITRATE, SALT, SODIUM CITRATE, SORBIC ACID (PRESERVATIVE), SOY LECITHIN, TETRASODIUM PYROPHOSPHATE.