Which food has less impact on blood sugar?

UNBLEACHED UNBROMATED BREAD FLOUR (WHEAT FLOUR, MALTED BARLEY, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), BBS ALL PURPOSE TRANS FAT FREE VEGETABLE SHORTENING (PALM OIL), SUGAR, WATER, CAKE FLOUR (BLEACHED WHEAT FLOUR), WHOLE EGGS, MARGARINE (SOYBEAN OIL, PALM OIL, SALT, MONO AND DI-GLYCERIDES, SOYBEAN LECITHIN, NATURAL FLAVOR, ANNATTO COLOR, VITAMIN A PALMITATE ADDED), BUTTER, SALT, PISTACHIO FLAVOR (PROPYLENE GLYCOL, ALCOHOL, ACACIA GUM, XANTHAN GUM, FD&C YELLOW #5, FD&C BLUE #1 AND CARAMEL COLOR), STRAWBERRY FLAVOR (INVERT SYRUP, FD&C #40), LEMON YELLOW COLOR (SODIUM BENZOATE, CITRIC ACID), LEMON OIL, VANILLA FLAVOR, ANNATTO COLOR, BUTTER FLAVOR (COTTONSEED OIL), SPRINKLES (HYDROGENATED VEGETABLE OIL (PALM KERNEL, COCONUT AND PALM OILS), CORN STARCH, COCOA POWDER, SOY LECITHIN (AN EMULSIFIER), ARTIFICIAL FLAVOR AND COLOR, CONFECTIONERS GLAZE, F.D.C. COLORS LAKE YELLOW #5, LAKE YELLOW #6, FD & C LAKE BLUE #1, FD&C RED #40 & FD&C RED #3), CHOCOLATE (PARTIALLY HYDROGENATED PALM KERNEL OIL, COCOA PROCESSED WITH ALKALI AND NATURAL COCOA, BUTTERMILK, DAIRY OIL, PARTIALLY HYDROGENATED PALM OIL, SOYA LECITHIN (ADDED AS AN EMULSIFIER), NATURAL AND ARTIFICIAL FLAVORS)