Which food has less impact on blood sugar?

SUGAR, ENRICHED WHEAT FLOUR BLEACHED (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), COCOA PROCESSED WITH ALKALI, SOYBEAN OIL, LEAVENING (BAKING SODA, SODIUM ACID PYROPHOSPHATE, SODIUM ALUMINUM PHOSPHATE, MONOCALCIUM PHOSPHATE, ALUMINUM SULFATE), FOOD STARCH-MODIFIED, PROPYLENE GLYCOL, MONO & DIESTERS OF FATTY ACIDS, MONO & DIGLYCERIDES WITH BHT & CITRIC ACID AS PRESERVATIVES, DEXTROSE, SALT, SORBITAN MONOSTEARATE NONFAT MILK SOLIDS, CARAMEL COLOR, SOY LECITHIN, PROPYLENE GLYCOL, XANTHAN GUM, CELLULOSE GUM, POLYSORBATE 60, WATER, NATURAL AND ARTIFICIAL FLAVOR, CORN SYRUP, POLYSORBATE 80, GLYCERINE WHEAT STARCH SULFITES SILICON DIOXIDE SUCROSE, MALTODEXTRIN, EGG WHITES, GUAR GUM, COTTON SEED OIL OR SOYBEAN OIL), SOY FLOUR, VANILLIN, CONFECTIONERS GLAZE, SHORTENING (SOYBEAN AND/OR PALM KERNEL OIL WITH MONO- AND DIGLYCERIDES, POLYSORBATE 60), CAROB POWDER, TRIGLYCERIDES, PARTIALLY HYDROGENATED SOYBEAN OIL AND PARTIALLY HYDROGENATED COTTONSEED OIL WITH MONO- AND DIGLYCERIDES, WHOLE EGGS, CONTAINS 2% OR LESS OF BUTTER (PASTEURIZED CREAM, LACTIC ACID), MARGARINE (PARTIALLY HYDROGENATED SOYBEAN OIL, PARTIALLY HYDROGENATED COTTONSEED OIL, COLORED WITH ANNATTO/TURMERIC, CALCIUM EDTA ADDED AS A PRESERVATIVE, ARTIFICIAL FLAVOR, VITAMIN A PALMITATE ADDED), RICE FLOUR, PARTIALLY HYDROGENATED VEGETABLE OIL (COTTONSEED AND/OR SOYBEAN), CORN STARCH, GUM ARABIC, CONFECTIONER'S GLAZE, CARRAGEENAN GUM, FD&C RED 40, FD&C YELLOW 6, FD&C YELLOW 5, ARTIFICIAL FLAVOR, BLUE 2, BOURBANAISE VANILLA (NATURAL AND ARTIFICIAL FLAVORS, ETHYL ALCOHOL, PARTIALLY INVERTED SUGAR SYRUP, GLYCERIN, CITRIC ACID), MILK DIPOTASSIUM PHOSPHATE AND VITAMIN D, HIGH FRUCTOSE CORN SYRUP, FD&C RED 3, POTASSIUM SORBATE, METHYL PARABEN AND PROPYL PARABEN.