Which food has less impact on blood sugar?

SUGAR, BLEACHED ENRICHED WHEAT FLOUR (WHEAT FLOUR [WHEAT], MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), LIQUID WHOLE EGGS (EGGS [EGG], CITRIC ACID), SOYBEAN OIL (SOY), BROWN SUGAR, WATER, SOUR CREAM (CULTURED CREAM [MILK], MODIFIED CORN STARCH, SODIUM PHOSPHATE, CARRAGEENAN, CALCIUM SULFATE, CAROB BEAN GUM, GUAR GUM, POTASSIUM SORBATE (TO MAINTAIN FRESHNESS)), COCOA POWDER(PROCESSED WITH ALKALI), SHORTENING (PALM OIL AND SOY OIL), BUTTERY BLEND (VEGETABLE OIL (CANOLA, COTTONSEED AND/OR SOYBEAN OILS (SOY)), PALM AND PALM KERNEL OILS, WATER, MILKFAT (MILK), MONO- AND DIGLYCERIDES (MONO- AND DIGLYCERIDES, MIXED TOCOPHEROLS, ASCORBIC ACID, CITRIC ACID (ANTIOXIDANTS)), SOY LECITHIN (SOY), SODIUM BENZOATE (PRESERVATIVE), ARTIFICIAL FLAVOR, VITAMIN A PALMITATE, BETA CAROTENE (COLOR)), MODIFIED FOOD STARCH, DRIED WHEY (MILK), LEAVENING (SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE, SODIUM ACID PYROPHOSPHATE, MONOCALCIUM PHOSPHATE), EMULSIFIER BLEND (PROPYLENE GLYCOL MONOESTERS, MONO-AND DIGLYCERIDES, SOY LECITHIN, CITRIC ACID), WHEAT GLUTEN, WHEAT STARCH, NATURAL AND ARTIFICIAL FLAVOR, CELLULOSE GUM, SODIUM STEAROYL LACTYLATE, VANILLA EMULSION (PROPYLENE GLYCOL, WATER, CORN SYRUP, VANILLIN, ETHYL VANILLIN), POWDERED SUGAR (SUGAR, CORNSTARCH), SALT