Which food has less impact on blood sugar?

SUGAR, ENRICHED BLEACHED WHEAT FLOUR (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), CREAM CHEESE (MILK, CREAM, CHEESE CULTURE, SALT, CAROB BEAN GUM), VEGETABLE SHORTENING (PALM AND SOYBEAN OILS, MONO AND DIGLYCERIDES, POLYSORBATE 60), MARGARINE (PALM OIL, WATER, SOYBEAN OIL, SALT, MONO AND DIGLYCERIDES, ARTIFICIAL FLAVOR, ANNATTO EXTRACT, TO PRESERVE FRESHNESS [CALCIUM DISODIUM EDTA], VITAMIN A PALMITATE), SOYBEAN OIL, EGG WHITES, COCOA ALKALI PROCESSED, EGGS, CONFECTIONARY WAFERS (SUGAR, PALM KERNEL AND PALM OIL, COCOA ALKALI PROCESSED, NONFAT DRY MILK, SOY LECITHIN, NATURAL FLAVOR), SKIM MILK, CONTAINS LESS THAN 2% OF THE FOLLOWING: LEAVENING (BAKING SODA, SODIUM ACID PYROPHOSPHATE, MONOCALCIUM PHOSPHATE), MODIFIED TAPIOCA AND CORN STARCH, SEMISWEET CHOCOLATE (SUGAR, CHOCOLATE LIQUOR, COCOA BUTTER, MILKFAT, SOY LECITHIN, NATURAL FLAVOR, SALT), HEAVY CREAM (CREAM, MILK, NONFAT MILK, CARRAGEENAN, CELLULOSE GUM, MONOGLYCERIDES, POLYSORBATE 80, SALT, GUAR GUM), PROPYLENE GLYCOL MONO AND DIESTERS OF FATS AND FATTY ACIDS, NATURAL AND ARTIFICIAL FLAVOR, WHEY, SALT, MONO AND DIGLYCERIDES, SODIUM CASEINATE, POLYSORBATE 60, SOY LECITHIN, WHEAT STARCH, GUAR GUM, XANTHAN GUM, CORN SYRUP, CHOCOLATE LIQUOR, SODIUM STEAROYL LACTYLATE, NATURAL FLAVOR, DISODIUM PHOSPHATE, ASCORBIC ACID, CITRIC ACID, HIGH FRUCTOSE CORN SYRUP, TO PRESERVE FRESHNESS (POTASSIUM SORBATE, PROPYLENE GLYCOL)