Which food has less impact on blood sugar?

BUTTERMILK BISCUIT: ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, BLEACHED WHEAT FLOUR, PALM OIL, BUTTERMILK, BAKING POWDER (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORNSTARCH, MONOCALCIUM PHOSPHATE), DEXTROSE, CONTAINS 2% OR LESS OF THE FOLLOWING: SALT, WHEAT GLUTEN, FUMARIC ACID, HYDROGENATED SOYBEAN OIL, GUAR GUM, POTASSIUM SORBATE, SOY LECITHIN, NATURAL BUTTER FLAVOR, BETA CAROTENE. COOKED SAUSAGE PATTY: PORK, WATER, CONTAINS 2% OR LESS OF: SALT, SUGAR, SODIUM PHOSPHATE, SPICE, DEXTROSE, FLAVORING, BHA (PRESERVATIVE), PROPYL GALLATE (PRESERVATIVE), CITRIC ACID, CARAMEL COLOR. COOKED EGG PATTY: WHOLE EGGS, NONFAT MILK, CONTAINS LESS THAN 2% OF THE FOLLOWING: MODIFIED FOOD STARCH, CORN OIL, SALT, XANTHAN GUM, BUTTER FLAVOR, CITRIC ACID, PEPPER. PASTEURIZED PROCESS AMERICAN CHEESE: MILK, SALT, CHEESE CULTURES, ENZYMES, WATER, NON-FAT DRY MILK, WHEY, CREAM, SODIUM CITRATE, SALT, SORBIC ACID (PRESERVATIVE), SOY LECITHIN (ANTISTICKING AGENT), SUNFLOWER LECITHIN (ANTISTICKING AGENT), APO-CAROTENAL (COLOR).