Which food has less impact on blood sugar?

ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN AND FOLIC ACID), MARGARINE [PALM OIL, SOYBEAN OIL, WATER, SALT, VEGETABLE MONO AND DIGLYCERIDES, SOY LECITHIN, SODIUM BENZOATE AND CITRIC ACID (PRESERVATIVES), ARTIFICIAL FLAVOR, BETA CAROTENE (COLOR), VITAMIN A PALMITATE ADDED], BUTTERSCOTCH FILLING (WATER, HIGH FRUCTOSE CORN SYRUP, BROWN SUGAR, MODIFIED FOOD STARCH, ARTIFICIAL FLAVOR, PARTIALLY HYDROGENATED SOYBEAN OIL, SALT, CARAGEENAN, POTASSIUM CHLORIDE, TITANIUM DIOXIDE, CARAMEL COLOR, BENZOIC ACID, AND SORBIC ACID.), WATER, WHOLE EGGS, POWDERED SUGAR (SUGAR, CORNSTARCH), NEUFCHATEL CHEEZ BLEND [MILK, NEUFCHATEL CHEESE (PASTEURIZED MILK AND CREAM, CHEESE CULTURE, SALT, CAROB BEAN GUM), SKIM MILK, PALM OIL, MILK PROTEIN CONCENTRATE, CHEESE CULTURES, SALT, CAROB BEAN GUM, LACTIC ACID, MONO- AND DIGLYCERIDES, CITRIC ACID AS A PRESERVATIVE, APOCAROTENAL (COLOR)], HIGH FRUCTOSE CORN SYRUP, HYDRATED MONOGLYCERIDE [WATER AND MONOGLYCERIDES WITH PROPIONIC ACID AND PHOSPHORIC ACID (ADDED AS PRESERVATIVES)]. CONTAINS LESS THAN 2% OF EACH OF THE FOLLOWING: WALNUTS, CARAMEL SAUCE [CORN SYRUP, SUGAR, BROWN SUGAR, SKIM MILK, PALM OIL, BUTTER, CORNSTARCH, SALT, MONO AND DIGLYCERIDES, POTASSIUM SORBATE (TO PRESERVE FRESHNESS), SOY LECITHIN, CARAMEL COLOR, XANTHAN GUM, LOCUST BEAN GUM, ARTIFICIAL FLAVOR, NATURAL FLAVOR], CORN SYRUP, YEAST, SALT, FOOD STARCH-MODIFIED, SHORTENING [PALM OIL WITH SOYA LECITHIN], TAPIOCA DEXTRIN, SODIUM STEAROYL LACTYLATE, MICROCRYSTALLINE CELLULOSE, ARTIFICIAL CARAMEL COLOR, LEMON JUICE FROM CONCENTRATE [WATER, CONCENTRATED LEMON JUICE], ARTIFICIAL FLAVOR [WATER, ETHYL ALCOHOL, ARTIFICIAL FLAVOR], CASEIN (MILK), NON-FAT MILK AND WHEY SOLIDS, LACTIC ACID POWDER, CALCIUM LACTATE, DEXTROSE, AGAR, NATURAL AND ARTIFICIAL FLAVOR (SOYBEAN OIL WITH TBHQ AND CITRIC ACID), LEAVENING (SODIUM BICARBONATE), XANTHAN GUM, SALT, ASCORBIC ACID, POTASSIUM SORBATE (PRESERVATIVE).