Which food has less impact on blood sugar?

GINGERBREAD: ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, IRON, FUNGAL-AMYLASE, ASCORBIC ACID, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), SUGAR VEGETABLE SHORTENING (PALM OIL, MODIFIED PALM OIL), MOLASSES, WATER, BAKING SODA SALT, SPICES (CINNAMON, GINGER, ALLSPICE, CLOVES). READY-TO-USE WHITE ICING: SUGAR, WATER, VEGETABLE SHORTENING (PALM OIL, MODIFIED PALM OIL, MONO-AND DIGLYCERIDES, POLYSORBATE 60), CORN SYRUP CORN STARCH, MODIFIED CORN STARCH, SALT, ARTIFICIAL FLAVOR, TITANIUM DIOXIDE (COLOR), POTASSIUM SORBATE (PRESERVATIVE), CITRIC ACID. WHITE ICING MORTAR: SUGAR, MERINGUE POWDER (SUGAR, DRIED EGG WHITE, CORN STARCH, GUM ARABIC, CREAM OF TARTAR, SALT ALUMINUM AMMONIUM SULFATE, ARTIFICIAL FLAVOR), MODIFIED CORN STARCH, VEGETABLE OIL SHORTENING (PALM OIL, MALTODEXTRIN, SODIUM CASEINATE, POTASSIUM PHOSPHATE, MONO-AND DIGLYCERIDES, SODIUM PHOSPHATE), TITANIUM DIOXIDE (COLOR). RED FONDANT: CONFECTIONER'S SUGAR (SUGAR, CORN STARCH), CORN SYRUP, VEGETABLE SHORTENING (PALM OIL, MODIFIED PALM OIL, MONO-AND DIGLYCERIDES, POLYSORBATE 60), WATER, GLYCERIN, MODIFIED TAPIOCA STARCH, CELLULOSE GUM, GUM TRAGACANTH, ARTIFICIAL FLAVOR, SODIUM DIACETATE, FD&C RED #40, FD&C RED #3, POTASSIUM SORBATE (PRESERVATIVE). RED/GREEN GUM DROPS: CORN SYRUP, SUGAR, MODIFIED CORN STARCH, ARTIFICIAL FLAVORS, CITRIC ACID, FD&C RED #40, FD&C BLUE #2. HOLLY MIX: DEXTROSE, CORN STARCH, SUGAR, DEXTRIN, MAGNESIUM STEARATE, GUM ARABIC, ARTIFICIAL FLAVOR, CONFECTIONER'S GLAZE, CARNAUBA WAX, FD&C YELLOW #5, FD&C BLUE #1, FD&C RED #40. GREEN/WHITE CANDY CANE STICKS: SUGAR, CORN SYRUP, WATER, ARTIFICIAL FLAVOR, TITANIUM DIOXIDE (COLOR), FD&C YELLOW #5, FD&C BLUE #1.