Which food has less impact on blood sugar?

ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, ASCORBIC ACID AS A DOUGH CONDITIONER, THIAMINE MONONITRATE, RIBOFLAVIN, ENZYME, FOLIC ACID), WATER, ISOMALTULOSE, SHORTENING (PALM OIL, TBHQ [PRESERVATIVE]), SUGAR, SOYBEAN AND/OR CANOLA OIL, CONTAINS 2% OR LESS OF: LEAVENING (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE), WHEY, SOYBEAN FLOUR, YEAST, EGG, MONO- AND DIGLYCERIDES, CALCIUM PROPIONATE (PRESERVATIVE), SODIUM STEAROYL LACTYLATE, DATEM, GUAR GUM, NATURAL AND ARTIFICIAL FLAVOR, ASCORBIC ACID, SALT, CORN STARCH, PALM OIL, PALM KERNEL OIL, COCOA POWDER (PROCESSED WITH ALKALI), CALCIUM CARBONATE, CALCIUM SULFATE, DEXTROSE, POLYSORBATE 60 (EMULSIFIER), MONOGLYCERIDES, POTASSIUM SORBATE (PRESERVATIVE), CITRIC ACID, AGAR, GUM ARABIC, LOCUST BEAN GUM, SUNFLOWER OIL, WHOLE MILK POWDER, NONFAT DRY MILK, YOGURT POWDER [CULTURED SKIM MILK], SOYBEAN LECITHIN [EMULSIFIER], DEXTRIN, SUNFLOWER LECITHIN, CONFECTIONER'S GLAZE, CARNAUBA WAX, CELLULOSE GUM, RICE FLOUR, CARRAGEENAN, ENZYME, TITANIUM DIOXIDE FOR COLOR, FD&C YELLOW #6 LAKE, FD&C YELLOW #6, FD&C YELLOW #5 LAKE, FD&C YELLOW #5, FD&C BLUE #1 LAKE, FD&C BLUE #1, FD&C BLUE #2 LAKE, FD&C RED #40 LAKE, FD&C RED #3. 1