Which food has less impact on blood sugar?

PURIFIED DRINKING WATER, SUB BUN (ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, WHOLE WHEAT FLOUR, SUGAR, CONTAINS LESS THAN 2% OF SOYBEAN OIL, DOUGH CONDITIONERS [MONO & DIGLYCERIDES, SODIUM STEAROYL LACTYLATE, DATEM, ENZYME MODIFIED SOY LECITHIN, ASCORBIC ACID], YEAST, SALT, ENZYMES, GUAR GUM, METHYLCELLULOSE, CALCIUM PROPIONATE (PRESERVATIVE), XANTHAN GUM, ARTIFICIAL FLAVOR, SOY LECITHIN), HAM - WATER ADDED - CHOPPED AND FORMED (HAM, WATER, CONTAINS LESS THAN 2% OF SODIUM LACTATE, POTASSIUM SALT, MODIFIED CORNSTARCH, SODIUM PHOSPHATES, SUGAR, SALT, SODIUM DIACETATE, SODIUM ASCORBATE, FLAVOR, SODIUM NITRITE), WHITE CHEDDAR CHEESE CRACKERS (ENRICHED FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, VITAMIN B1 (THIAMIN MONONITRATE), VITAMIN B2 (RIBOFLAVIN), FOLIC ACID], VEGETABLE OIL [SOYBEAN, PALM AND/OR CANOLA OIL WITH TBHQ FOR FRESHNESS], WHITE CHEDDAR CHEESE [MILK, CHEESE CULTURES, SALT, ENZYMES], CONTAINS 2% OR LESS OF WHEY, SALT, MONOSODIUM GLUTAMATE, CHEDDAR CHEESE [MILK, CHEESE CULTURES, SALT, ENZYMES], WHEY PROTEIN CONCENTRATE, BUTTER [CREAM, SALT], YEAST, BAKING SODA, NATURAL AND ARTIFICIAL FLAVOR, DISODIUM PHOSPHATE, CALCIUM LACTATE, LACTIC ACID, TURMERIC EXTRACT COLOR, ANNATTO EXTRACT COLOR, SOY LECITHIN), AMERICAN PASTEURIZED PREPARED CHEESE PRODUCT (MILK, WATER, MILKFAT, MILK PROTEIN CONCENTRATE, WHEY, WHEY PROTEIN CONCENTRATE, SODIUM CITRATE, SALT, LACTIC ACID, SORBIC ACID AS A PRESERVATIVE, CHEESE CULTURE, ENZYMES, OLEORESIN PAPRIKA [COLOR], ANNATTO [COLOR], WITH SUNFLOWER LECITHIN ADDED FOR SLICE SEPARATION), SOUR BLUE RASPBERRY BERRY PUNCH FRUIT FLAVORED SNACKS WITH OTHER NATURAL FLAVORS (CORN SYRUP, SUGAR, PEAR PUREE CONCENTRATE, MALTODEXTRIN, PALM OIL, CONTAINS 2% OR LESS OF CITRIC ACID, SODIUM CITRATE, MONOGLICERIDES, FRUIT PECTIN, MALIC ACID, TARTARIC ACID, VITAMIN C [ASCORBIC ACID], ACETYLATED MONOGLYCERIDES, NATURAL FLAVOR, COLOR [RED 40, YELLOWS 5 & 6, BLUE 1]), LIGHT MAYONNAISE DRESSING (WATER, SOYBEAN OIL, VINEGAR, MODIFIED FOOD STARCH*, EGG YOLKS, CONTAINS LESS THAN 2% OF SALT, EGGS, NATURAL FLAVOR, MUSTARD FLOUR, POTASSIUM SORBATE* AND CALCIUM DISODIUM EDTA [AS PRESERVATIVES], PHOSPHORIC ACID*, OLEORESIN PAPRIKA*, INGREDIENT NOT NORMALLY FOUND IN MAYONNAISE, TROPICAL PUNCH ARTIFICIAL FLAVORED SOFT DRINK MIX (SUGAR, FRUCTOSE, CITRIC ACID, CONTAINS LESS THAN 2% OF ASCORBIC ACID [VITAMIN C], NATURAL AND ARTIFICIAL FLAVOR, ACESULFAME POTASSIUM AND SUCRALOSE [SWEETENERS], CALCIUM PHOSPHATE, ARTIFICIAL COLOR, RED 40, BLUE 1, BHA [PRESERVES FRESHNESS])