Which food has less impact on blood sugar?

CINNAMON GLAZED FRENCH TOAST: WHOLE WHEAT BREAD [WHOLE WHEAT FLOUR, WATER, ENRICHED FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLATE), SUGAR, WHEAT GLUTEN, YEAST, SOYBEAN OIL, SALT, CALCIUM PROPIONATE (TO RETARD SPOILAGE), DOUGH IMPROVER (MALTED WHEAT FLOUR, ENZYMES, AND 2% OR LESS OF ASCORBIC ACID)], FRENCH TOAST BATTER (WHOLE EGG, SUGAR, SALT), CINNAMON SUGAR GLAZE [SUGAR, VEGETABLE SHORTENING (SOYBEAN OIL AND FULLY HYDROGENATED SOYBEAN OIL), SOYBEAN OIL, GROUND CINNAMON, SUNFLOWER LECITHIN, SALT, NATURAL FLAVOR, CITRIC ACID], WHOLE EGGS, PORK SAUSAGE CRUMBLES (PORK, WATER, CONTAINS 2% OR LESS SALT, SUGAR, SPICES, NATURAL FLAVOR (WITH MALTODEXTRIN, SUCCINIC ACID), SODIUM PHOSPHATES, CARAMEL COLOR), PRE-COOKED SCRAMBLED EGGS (WHOLE EGGS, SKIM MILK, SOYBEAN OIL, CORN STARCH, SALT, XANTHAN GUM, CITRIC ACID), SUGAR, MAPLE MINI FLAKES [SUGAR, VEGETABLE OIL (PALM, PALM KERNEL), ENRICHED WHEAT FLOUR (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), EXTRACTIVES OF FENUGREEK (EXTRACTIVES OF FENUGREEK, SUGAR, MOLASSES, WATER, GLYCERIN), MAPLE SUGAR, SUNFLOWER LECITHIN], SOYBEAN OIL, MODIFIED CORN STARCH, MAPLE CINNAMON FLAVOR (MEDIUM CHAIN TRIGLYCERIDES, NATURAL FLAVORS, ETHYL ALCOHOL), CARRAGEENAN, CITRIC ACID.