Which food has less impact on blood sugar?

BISCUIT INGREDIENTS: ENRICHED BLEACHED WHEAT FLOUR (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), BUTTERMILK, PARTIALLY HYDROGENATED VEGETABLE OIL (SOYBEAN AND/OR COTTONSEED OIL), NONFAT MILK, LEAVENING (BAKING SODA, SODIUM ACID PYROPHOSPHATE, SODIUM ALUMINUM PHOSPHATE, ALUMINUM SULFATE, MONOCALCIUM PHOSPHATE), SUGAR, SALT, SODIUM CASEINATE, DATEM, SODIUM PROPIONATE (A PRESERVATIVE), POTASSIUM SORBATE (A PRESERVATIVE), DEXTROSE, WHEAT STARCH, ARTIFICIAL FLAVOR, CORN STARCH. SAUSAGE INGREDIENTS: PORK, WATER, CONTAINS 2% OR LESS OF THE FOLLOWING: SALT, SPICES, DEXTROSE, SODIUM TRIPOLYPHOSPHATE, NATURAL FLAVOR, BHA, BHT AND CITRIC ACID. BHA, BHT AND CITRIC ACID ADDED TO PROTECT FLAVOR. CARAMEL COLOR ADDED. EGG INGREDIENTS: WHOLE EGGS, NON FAT MILK, CONTAINS LESS THAN 2% OF THE FOLLOWING: MODIFIED FOOD STARCH, SALT, XANTHAN GUM, CITRIC ACID, PEPPER. CHEESE INGREDIENTS: CULTURED MILK AND SKIM MILK, CREAM, SODIUM CITRATE, SALT, ARTIFICIAL COLOR (IF COLORED), SODIUM PHOSPHATE, SORBIC ACID (PRESERVATIVE), ENZYMES, SOY LECITHIN (NON-STICKING AGENT.)