Which food has less impact on blood sugar?

CREAM CHEESE (PASTEURIZED MILK AND CREAM, CHEESE CULTURE, SALT, CAROB BEAN GUM), CAKE BASE (SUGAR, ENRICHED BLEACHED FLOUR [WHEAT FLOUR, NIACIN, IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], SOYBEAN OIL, MODIFIED CORN STARCH, WHEY, PROPYLENE GLYCOL MONOESTERS OF FATTY ACIDS, MONO AND DIGLYCERIDES, LEAVAENING [BAKING SODA, SODIUM ALUMINUM PHOSPHATE], VITAL WHEAT GLUTEN, SALT, SODIUM STEAROYL LACTYLATE, GUAR GUM, XANTHAN GUM, NATURAL AND ARTIFICIAL FLAVOR, EGG, SOY FLOUR), SUGAR, SOYBEAN OIL, WATER, CORN SYRUP, PALM AND HYDROGENATED PALM OIL, EGGS, CONTAINS LESS THAN 2% OF THE FOLLOWING: RED COLOR (WATER, PROPYLENE GLYCOL, FD&C RED 40 LAKE, FD&C RED 40, FD&C YELLOW 5, XANTHAN GUM, FD&C RED 3), FOOD STARCH MODIFIED, COCOA POWDER, MONO AND DIGLYCERIDES, SOYBEAN LECITHIN, PROPYLENE GLYCOL MONO AND DIESTERS OF FATTY ACIDS, GLYCERYL LACTO ESTERS OF FATTY ACIDS, BUTTER EMULSION (ARTIFICIAL BUTTER FLAVOR, PROPYLENE GLYCOL, WATER, VEGETABLE GUM), POLYSORBATE60, POTASSIUM SORBATE & SODIUM BENZOATE (PRESERVATIVES), NATURAL & ARTIFICIAL FLAVORS, DEXTROSE, SALT, TITANIUM DIOXIDE, CARRAGEENAN, GLUCONO DELTA LACTONE, CORN STARCH, FD&C YELLOW 5, YELLOW 6, ANNATTO COLOR, VITAMIN A PALMITATE, CARAMEL COLOR.