Which food has less impact on blood sugar?

BISCUIT (ENRICHED BLEACHED WHEAT FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], BUTTERMILK [CULTURED LOW FAT MILK, FOOD STARCH, SALT, SODIUM CITRATE, CAROB BEAN GUM, CARRAGEENAN, VITAMIN A PALMITATE, VITAMIN D3], PALM OIL, BISCUIT CONCENTRATE [LEAVENING (SODIUM BICARBONATE, SODIUM ACID PYROPHOSPHATE, SODIUM ALUMINUM PHOSPHATE), SALT, SUGAR, DEXTROSE, BLEACHED ENRICHED FLOUR (WHEAT FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), CALCIUM PROPIONATE, CALCIUM SULFATE, SOYBEAN AND/OR COTTONSEED OIL, GUAR GUM], SHORTENING [PALM OIL, SOY LECITHIN, ARTIFICIAL FLAVOR, BETA-CAROTENE (COLOR)], ARTIFICIAL FLAVOR), SAUSAGE (PORK, WATER, SEASONING (SALT, SPICES, SUGAR, MONOSODIUM GLUTAMATE), CARAMEL COLOR), EGG PATTY (WHOLE EGGS, WHEY, SKIM MILK, SOYBEAN OIL, CONTAINS LESS THAN 2% OF THE FOLLOWING: WATER, DICALCIUM PHOSPHATE DIHYDRATE, NATURAL BUTTER FLAVOR, SALT, SODIUM BICARBONATE, XANTHAN GUM, CITRIC ACID, WHITE PEPPER), CHEDDAR CHEESE (CHEDDAR CHEESE [MILK, CHEESE CULTURE, SALT, ENZYMES], MILKFAT, WATER, SODIUM CITRATE, CONTAINS LESS THAN 2% OF SALT, SORBIC ACID [AS A PRESERVATIVE], OLEORESIN PAPRIKA [COLOR], ANNATTO [COLOR], WITH SUNFLOWER LECITHIN [ADDED FOR SLICE SEPARATION]).