Which food has less impact on blood sugar?

PEANUT BUTTER (DRY ROASTED PEANUTS, DEXTROSE, HYDROGENATED RAPESEED AND COTTONSEED OIL, SALT), ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, MALTED BARLEY FLOUR), BROWN SUGAR, SUGAR, WHOLE GRAIN ROLLED OATS, VEGETABLE MARGARINE (PALM OIL, WATER, SOYBEAN OIL, CONTAINS 2% OR LESS OF: SALT, WHEY [MILK), MONO AND DIGLYCERIDES, SOYBEAN LECITHIN, NATURAL FLAVOR, COLORED WITH BETA CAROTENE, VITAMIN A PALMITATE ADDED), VEGETABLE SHORTENING (SOYBEAN OIL AND FULLY HYDROGENATED SOYBEAN OIL), M&M'S MILK CHOCOLATE CANDIES (MILK CHOCOLATE [SUGAR, CHOCOLATE, SKIM MILK, COCOA BUTTER, LACTOSE, MILKFAT, SOY LECITHIN, SALT, ARTIFICIAL AND NATURAL FLAVORS], SUGAR, LESS THAN 2% OF THE FOLLOWING: COLORING [INCLUDES BLUE 1 LAKE, RED 40, YELLOW 6, YELLOW 5, BLUE 1, RED 40 LAKE, YELLOW 6 LAKE, YELLOW 5 LAKE, BLUE 2 LAKE, BLUE 2], CORN SYRUP, DEXTRIN, CORNSTARCH, CARNAUBA WAX), CHOCOLATE CHIPS (SUGAR, CHOCOLATE LIQUOR, COCOA BUTTER, SOY LECITHIN [ADDED AS AN EMULSIFIER], ARTIFICIAL FLAVOR [MILK]), WATER, INVERT SUGAR, PASTEURIZED WHOLE EGG SOLIDS (WHOLE EGG SOLIDS, SODIUM SILICO ALUMINATE [PROCESSING AID]), SWEET CREAM BUTTERMILK (MILK), ARTIFICIAL FLAVOR, SALT, BAKING SODA.