Which food has less impact on blood sugar?

INGREDIENTS: BUTTERMILK, MILK, SUGAR, COOKIE DOUGH PIECE (WHEAT FLOUR, SUGAR, BUTTER, POWDERED SUGAR (SUGAR, CORN STARCH), CHOCOLATE CHIPS (SUGAR, UNSWEETENED CHOCOLATE, COCOA BUTTER, SOY LECITHIN), FOOD STARCH, MOLASSES, CORN SYRUP, FRUCTOSE, SOYBEAN OIL, SODIUM BICARBONATE, SALT, NATURAL FLAVORS, UNSWEETENED CHOCOLATE), BROWNIE PIECE (WHEAT FLOUR, SUGAR, PALM OIL, WATER, COCOA PROCESSED WITH ALKALI, POWDERED SUGAR (SUGAR, CORN STARCH), FRUCTOSE, CORN SYRUP, NATURAL FLAVORS, SOYBEAN OIL, SALT), CREAM, WHEY, FUDGE SWIRL (SWEETENED CONDENSED SKIM MILK (SKIM MILK, SUGAR, CORN SYRUP), SUGAR, WATER, DEXTROSE, COCOA PROCESSED WITH ALKALI, BUTTER (CREAM, SALT), CORN SYRUP, UNSWEETENED CHOCOLATE, LESS OF THE FOLLOWING: SALT, DISODIUM PHOSPHATE, PECTIN (PECTIN, SUGAR), ARTIFICIAL FLAVOR), CARAMEL SWIRL (CORN SYRUP, WATER HIGH FRUCTOSE CORN SYRUP, SUGAR, BUTTERMILK SOLIDS, NONFAT DRY MILK, BUTTER (CREAM, SALT), PECTIN, MONO AND DIGLYCERIDES, SALT, XANTHAN GUM, SODIUM CITRATE), COOKIE DOUGH BASE (BROWN SUGAR, SUGAR, WATER, MOLASSES, UNBLEACHED WHEAT FLOUR, SALT), COCONUT OIL, MINI M&M CANDY [MILK CHOCOLATE (SUGAR, CHOCOLATE, SKIM MILK, COCOA BUTTER, LACTOSE, MILKFAT, SOY LECITHIN, SALT, ARTIFICIAL AND NATURAL FLAVORS), SUGAR, 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, CORN STARCH, CARNAUBA WAX), COCOA BUTTER), SKIM MILK, CONTAINS 2% OR LESS OF CORN SYRUP, NATURAL FLAVORS, TARA GUM, GUAR GUM, CARRAGEENAN, CAROB BEAN GUM, MONO & DIGLYCERIDES, CELLULOSE GEL, CELLULOSE GUM, CARAMEL COLOR.