Which food has less impact on blood sugar?

SUGAR, FUDGE BASE (COCOA PROCESSED WITH ALKALI, SOYBEAN OIL, CORN SYRUP SOLIDS, PALM OIL, MONO-AND DIGLYCERIDES, SOY LECITHIN, SALT, CHOCOLATE LIQUOR, TBHQ [ANTIOXIDANT], ARTIFICIAL FLAVOR), SOYBEAN OIL, EGG, BLEACHED ENRICHED FLOUR (WHEAT FLOUR, REDUCED IRON, NIACIN, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), CREME BASE (MODIFIED TAPIOCA STARCH, CALCIUM CARBONATE, CORNSTARCH, SALT, WHEY, SKIM MILK, CARRAGEENAN, GLUCONO-DELTA-LACTONE, XANTHAN GUM, POTASSIUM SORBATE [PRESERVATIVE], SOY LECITHIN, YELLOW #5, YELLOW #6), HIGH FAT COCOA PROCESSED WITH ALKALI, PALM OIL. CONTAINS 2% OR LESS OF THE FOLLOWING: SEMI SWEET CHOCOLATE (SUGAR, UNSWEETENED CHOCOLATE, COCOA BUTTER, SOY LECITHIN, VANILLA EXTRACT), SOUR CREAM (CULTURED PASTEURIZED CREAM, NONFAT MILK, ENZYMES), ENRICHED FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), FONDANT (SUGAR, CORN SYRUP), PALM OIL SHORTENING (PALM OIL, MONO-AND DIGLYCERIDES, POLYSORBATE 60), EVAPORATED MILK (MILK, DIPOTASSIUM PHOSPHATE, CARRAGEENAN, VITAMIN D3), UNSALTED BUTTER (CREAM, NATURAL FLAVOR), CREME FILLING (CORN SYRUP, SUGAR, WATER, TAPIOCA STARCH, EGG WHITE POWDER, SALT, CELLULOSE GUM, TARTARIC ACID, NATURAL AND ARTIFICIAL FLAVOR, HYDROCHLORIC ACID), NONFAT MILK SOLIDS (NONFAT DRY MILK, WHEY SOLIDS), ARTIFICIAL COLOR, ARTIFICIAL FLAVOR, SUGARED EGG YOLKS (EGG YOLKS, SUGAR), COCOA PROCESSED WITH ALKALI, CORN SYRUP, FOOD STARCH-MODIFIED, INVERT SUGAR, WHITE COMPOUND (SUGAR, PALM KERNEL OIL, NONFAT DRY MILK, DRY WHOLE MILK, WHEY, PALM OIL, SOY LECITHIN, NATURAL VANILLA FLAVOR), BAKING POWDER (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORNSTARCH, MONOCALCIUM PHOSPHATE), BAKING SODA, SALT, MONO- AND DIGLYCERIDES, POLYGLYCEROL ESTERS OF FATTY ACIDS, PROPYLENE GLYCOL MONO- AND DIESTERS OF FAT AND FATTY ACIDS, SORBITOL, ETHYL ALCOHOL, SOY LECITHIN, DARK COATING (SUGAR, HYDROGENATED PALM KERNEL OIL, COCOA POWDER, SUNFLOWER LECITHIN, VANILLA EXTRACT).