Which food has less impact on blood sugar?

VANILLA CREME SANDWICH COOKIE (UNBLEACHED ENRICHED FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE {VITAMIN B1}, RIBOFLAVIN {VITAMIN B2}, FOLIC ACID], SUGAR, SOYBEAN OIL, PALM OIL, HIGH FRUCTOSE CORN SYRUP, CORNSTARCH, SALT, LEAVENING [SODIUM BICARBONATE, MONOCALCIUM PHOSPHATE], NATURAL AND ARTIFICIAL FLAVOR, SOY LECITHIN [EMULSIFIER], BETA CAROTENE [FOR COLOR]), CONTAINS: WHEAT, SOY; HICKORY SMOKED UNCURED HAM - CHOPPED AND FORMED - CONTAINS 20% SEASONING SOLUTION - NO ADDED NITRATES OR NITRITES EXCEPT THOSE NATURALLY OCCURRING IN SEA SALT AND CULTURED CELERY JUICE (HAM, WATER, CULTURED DEXTROSE, CONTAINS LESS THAN 2% OF SEA SALT, HONEY, VINEGAR, CULTURED CELERY JUICE, CHERRY POWDER); WHITE CHEDDAR CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), CONTAINS: MILK; CRACKERS (ENRICHED FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], PALM OIL, SUGAR, SALT, BAKING SODA, WHEY [FROM MILK], SOY LECITHIN, NATURAL FLAVOR), CONTAINS WHEAT, SOY, MILK.