Which food has less impact on blood sugar?

CHERRY FILLING (CHERRIES, WATER, SUGAR, MODIFIED FOOD STARCH, AGAR, LOCUST BEAN GUM, CITRIC ACID, NATURAL AND ARTIFICIAL FLAVORS, SODIUM BENZOATE [PRESERVATIVE], POTASSIUM SORBATE [PRESERVATIVE], SALT, FD&C RED 40, FD&C YELLOW 6), BLEACHED CAKE FLOUR (BLEACHED WHEAT FLOUR, IRON, NIACIN, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID), SUGAR, NON-DAIRY WHIPPED CREAM (HYDROGENATED PALM KERNEL OIL, WATER, HIGH FRUCTOSE CORN SYRUP, CONTAINS LESS THAN 2% OF THE FOLLOWING: XANTHAN GUM, SALT, SODIUM CITRATE, ARTIFICIAL FLAVORS, DISODIUM PHOSPHATE, POLYSORBATE 80, CARBOHYDRATE GUM, POLYSORBATE 60, BETA CAROTENE), SUGARED EGG YOLKS (EGG YOLKS, SUGAR (APRX 10%), WATER, EGG WHITES WHIPPING (EGG WHITES, GUAR GUM [ADDED AS A WHIPPING AID]), SOYA BEAN OIL, NEUTRAL COLD MIRROR GLAZE (GLUCOSE SYRUP, WATER, PECTIN, CITRIC ACID, SODIUM ALGINATE, SODIUM CITRATE, CARRAGEENAN, POTASSIUM SORBATE, NATURAL IDENTICAL APPLE FLAVOR), NON-DAIRY MARGARINE (SOYBEAN OIL, PALM OIL, PALM KERNEL OIL, WATER, MONO- AND DIGLYCERIDES, SOYBEAN LECITHIN [SOY], HIGH GLUTEN FLOUR (BLEACHED WHEAT FLOUR, NIACIN, IRON, THIAMIN, RIBOFLAVIN, FOLIC ACID), TOFUTTI SOUR CREAM (WATER, EXPELLER PROCESSED NATURAL OIL BLEND (SOYBEAN, PALM FRUIT, AND OLIVE), MALTODEXTERIN, SOY PROTEIN, TOFU, NON DAIRY LACTIC ACID, ORGANIC SUGAR, BLEND OF NATURAL GUMS (LOCUST BEAN, GUAR, CELLULOSE, XANTHAM, AND CARRAGEENAN), VEGETABLE MONO AND DIGLYCERIDES, SALT), BAKING POWDER (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORN STARCH, MONOCALCIUM PHOSPHATE), SUGAR, SALT, FRENCH FILLING (DEXTROSE, MODIFIED FOOD STARCH, TITANIUM DIOXIDE, LOCUST BEAN GUM, SODIUM ACID SULFATE, SALT, NATURAL AND ARTIFICIAL FLAVORS, SODIUM BENZOATE (PRESERVATIVE), FD&C YELLOW #5 & #6), NON-DAIRY MARGARINE (SOYBEAN OIL, PALM OIL, PALM KERNEL OIL, WATER, MONO- AND DIGLYCERIDES, SOYBEAN LECITHIN [SOY], VANILLA FLAVOR, LEMON EMULSION, BICARBONATE)