Which food has less impact on blood sugar?

ENGLISH MUFFIN (WHOLE WHEAT FLOUR, WATER, WHEAT FLOUR, CULTURED WHEAT FLOUR, CORNMEAL, YEAST, CELLULOSE, SOYBEAN OIL, SALT, WHEAT BRAN, NATURAL AND ARTIFICIAL FLAVORS, CALCIUM PROPIONATE [PRESERVATIVE], MALT, CALCIUM SULFATE, ASCORBIC ACID [PRESERVATIVE]), VEGGIE SAUSAGE PATTY (WATER, WHEAT GLUTEN, SOY PROTEIN CONCENTRATE, CORN OIL, SOY FLOUR, EGG WHITES, SODIUM CASEINATE, MODIFIED TAPIOCA STARCH, LACTOSE, SOYBEAN OIL [WITH TBHQ FOR FRESHNESS], SOY PROTEIN ISOLATE, SPICES, AUTOLYZED YEAST EXTRACT, NATURAL AND ARTIFICIAL FLAVORS, METHYLCELLULOSE, SODIUM TRIPOLYPHOSPHATE, SALT, HYDROLYZED WHEAT GLUTEN, DISODIUM INOSINATE, CARAMEL COLOR, MODIFIED CORN STARCH, WHEY, HYDROLYZED CORN GLUTEN, HYDROLYZED SOY PROTEIN, POTASSIUM CHLORIDE, RED BELL PEPPERS, DEXTROSE, ONION POWDER, DISODIUM GUANYLATE, TETRASODIUM PYROPHOSPHATE, HYDROLYZED WHEAT PROTEIN, SODIUM HEXAMETAPHOSPHATE, SUCCINIC ACID, NIACINAMIDE, MONOSODIUM PHOSPHATE, LACTIC ACID, BREWER'S YEAST, TORULA YEAST, SOY LECITHIN, IRON [FERROUS SULFATE], MAGNESIUM CARBONATE, VITAMIN B1 [THIAMIN MONONITRATE], VITAMIN B6 [PYRIDOXINE HYDROCHLORIDE], VITAMIN B2 [RIBOFLAVIN], VITAMIN B12), BAKED EGG PATTY (WHOLE EGGS, NONFAT MILK, MODIFIED FOOD STARCH, WATER, SALT, XANTHAN GUM, BLACK PEPPER EXTRACT, CITRIC ACID [PRESERVATIVE], SOY LECITHIN), PASTEURIZED PROCESS CHEDDAR CHEESE (CHEDDAR CHEESE [CULTURED MILK, SALT, ENZYMES], WATER, CREAM, SODIUM PHOSPHATES, SALT, ANNATTO EXTRACT FOR COLOR, PAPRIKA EXTRACT FOR COLOR, ENZYMES).