Which food has less impact on blood sugar?

MILK, CREAM, WHIPPED ICING (WATER, HYDROGENATED PALM KERNEL OIL, DEXTROSE, CORN SYRUP, SUGAR, SODIUM CASEINATE, POLYSORBATE 60, MODIFIED CELLULOSE, SALT, NATURAL AND ARTIFICIAL FLAVORS, SOY LECITHIN, POLYGLYCEROL ESTERS OF FATTY ACIDS, XANTHAN GUM), GRAHAM VARIEGATE (GRAHAM CRACKER CRUMB [UNBLEACHED UNENRICHED WHEAT FLOUR, GRAHAM FLOUR, SUGAR, PALM OIL, MOLASSES, HONEY, SALT, BAKING SODA], SOYBEAN OIL, POWDERED SUGAR [SUGAR, CORNSTARCH], COCONUT OIL, MONO & DIGLYCERIDES, SOY LECITHIN AND SALT), SKIM MILK, SUGAR, CORN SYRUP, GRAHAM CRUNCH (SUGAR, ENRICHED BLEACHED FLOUR [WHEAT FLOUR, WHEAT STARCH, BENZOYL PEROXIDE, TRICALCIUM PHOSPHATE, CALCIUM CARBONATE, SILICON DIOXIDE, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], COCONUT OIL, WHOLE WHEAT FLOUR, PALM OIL, SALT, SPICE, MOLASSES, CARAMEL COLOR, SORBIC ACID, SODIUM BICARBONATE, NATURAL FLAVOR), STRAWBERRIES, WHEY PROTEIN CONCENTRATE, CREAM CHEESE (PASTEURIZED MILK AND CREAM, CHEESE CULTURE, SALT, CAROB BEAN GUM, GUAR GUM), HIGH FRUCTOSE CORN SYRUP, CITRIC ACID, GUAR GUM, MODIFIED CORNSTARCH, RED BEET (COLOR), NATURAL FLAVOR, XANTHAN GUM, MONO AND DIGLYCERIDES, SALT, LACTIC ACID, CARRAGEENAN, ANNATTO AND TURMERIC EXTRACT (COLOR)