Which food has less impact on blood sugar?

SUGAR, ENRICHED BLEACHED WHEAT FLOUR (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), SUGAR, EGG WHITES, SOYBEAN OIL, COCOA ALKALI PROCESSED EGGS, WATER, VEGETABLE SHORTENING (PALM AND SOYBEAN OILS, MONO AND DIGLYCERIDES POLYSORBATE 60, TO PRESERVE FRESHNESS (TBHQ)), SKIM MILK, HIGH FRUCTOSE CORN SYRUP, CONTAINS LESS THAN 2% OF THE FOLLOWING: SEMISWEET CHOCOLATE CHIPS (SUGAR, CHOCOLATE LIQUOR, COCOA BUTTER, DEXTROSE, SOY LECITHIN, SALT, ARTIFICIAL FLAVOR), LEAVENING (BAKING SODA, SODIUM ACID PYROPHOSPHATE, MONOCALCIUM PHOSPHATE), SEMISWEET CHOCOLATE CHUNKS (SUGAR, CHOCOLATE LIQUOR, COCOA BUTTER, MILKFAT, SOY LECITHIN, NATURAL FLAVOR, SALT), CREAM (CREAM, MILK, NONFAT MILK, CARRAGEENAN, CELLULOSE GUM, MONOGLYCERIDES, POLYSORBATE 80, SALT, GUAR GUM), WHEY, PROPYLENE GLYCOL MONO AND DIESTERS OF FATS AND FATTY ACIDS, SALT, MODIFIED TAPIOCA STARCH, PALM AND PALM KERNEL OILS, MONO AND DIGLYCERIDES, NATURAL AND ARTIFICIAL FLAVOR, SODIUM CASEINATE, MILK, SOY LECITHIN, MODIFIED CORNSTARCH, POLYSORBATE 60, WHEAT STARCH, GUAR GUM, XANTHAN GUM, SODIUM STEAROYL LACTYLATE, CORN SYRUP, NATURAL FLAVOR, TO PRESERVE FRESHNESS (POTASSIUM SORBATE, PROPYLENE GLYCOL), CITRIC ACID.