Which food has less impact on blood sugar?

ICE CREAM (CREAM, SKIM MILK, WHEY POWDER, SUCROSE, CORN SYRUP, STABILIZER & EMULSIFIER (MONO & DIGLYCERIDES, GUAR GUM, LOCUST BEAN GUM, CALCIUM SULFATE, POLYSORBATE 80, CARRAGEENAN]), CAKE (SUGAR, ENRICHED BLEACHED WHEAT FLOUR (FLOUR, NIACIN, FERROUS SULFATE, THIAMINE, RIBOFLAVIN, FOLIC ACID), EGG, NONFAT MILK, SOY OIL, EGG WHITES, MODIFIED FOOD STARCH, NATURAL & ARTIFICIAL FLAVORS, DISTILLED MONOGLYCERIDES, SALT, SODIUM ACID PYROPHOSPHATE, PROPYENE GLYCOL MONOESTER, SODIUM BICARBONATE, SOY LECITHIN, POLYGLYCEROL ESTER OF FATTY ACIDS, XANTHAN GUM, GUAR GUM), ICING (WATER, SUGAR, HYDROGENATED PALM KERNEL OIL, HIGH FRUCTOSE CORN SYRUP, DEXTROSE, CORN SYRUP, CONTAINS 2% OR LESS: SODIUM CASEINATE, POTASSIUM SORBATE & SODIUM BENZOATE (PRESERVATIVES), CARBOHYDRATE GUM, POLYSORBATE 60, ARTIFICIAL FLAVOR, SALT, SOY PROTEIN ISOLATE, POLYGLYCEROL ESTERS OF FATTY ACIDS, MONO & DIGLYCERIDES, SODIUM CITRATE, DISODIUM PHOSPHATE, SOY LECITHIN, XANTHAN GUM), CHOCOLATE CRUNCH (BLEACHED WHEAT FLOUR, SUGAR, CARAMEL COLOR, PALM OIL, COCOA, BAKING SODA, SALT, SOY LECITHIN), CONTAINS 2% OR LESS: DECORATIONS (SUGAR, RICE FLOUR, PALM KERNEL &/OR PALM OILS, CORN STARCH, GUM ARABIC, CELLULOSE GUM, CONFECTIONER'S GLAZE, CARRAGEENAN, DEXTROSE, SOY LECITHIN, ARTIFICIAL FLAVOR, WATER, HIGH FRUCTOSE COM SYRUP, CORN SYRUP, GLYCERINE, ARTIFICIAL COLORS (MAY CONTAIN BLUE 1, BLUE 2 LAKE, RED 3, RED 40, TITANIUM DIOXIDE, YELLOW 5, YELLOW 6), MODIFIED FOOD STARCH, MALTODEXTRIN, PRESERVATIVES (MAY CONTAIN SODIUM BENZOATE, POTASSIUM SORBATE, METHYLPARABEN, PROPYL PARABEN), XANTHAN GUM &/OR AGAR GUM, CITRIC ACID, MAY CONTAIN SALT &/OR SORBITOL), SOY & COCONUT OILS, COCOA POWDER (COCOA PROCESSED WITH ALKALI, SUGAR, SALT, CARRAGEENAN, VANILLA), TOPPING BASE (WATER, HYDROGENATED PALM KERNEL OIL, SUGAR, CORN SYRUP, POLYSORBATE 60, CARBOHYDRATE GUM, NATURAL & ARTIFICIAL FLAVOR, SALT, SODIUM STEAROYL LACTYLATE, SORBITAN MONOSTEARATE, SODIUM CITRATE, SOY LECITHIN, XANTHAN GUM), NATURAL & ARTIFICIAL VANILLA FLAVOR.