Which food has less impact on blood sugar?

CROISSANT (ENRICHED FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, MARGARINE (PALM OIL, WATER, SALT, MONOGLYCERIDES, WHEY, SOY LECITHIN, SODIUM BENZOATE [PRESERVATIVE], ARTIFICIAL FLAVOR, CITRIC ACID, BETA CAROTENE (COLOR), VITAMIN A PALMITATE), HIGH FRUCTOSE CORN SYRUP, YEAST, CONTAINS LESS THAN 2% OF EACH OF THE FOLLOWING: WHEY, SALT, WHEAT GLUTEN, MONOGLYCERIDES, SODIUM STEAROYL LACTYLATE, CALCIUM PROPIONATE [PRESERVATIVE], NATURAL AND ARTIFICIAL FLAVOR, DEXTRIN, ASCORBIC ACID ADDED AS A DOUGH CONDITIONER, AZODICARBONAMIDE); SAUSAGE PATTY (PORK, WATER, SALT, SPICES, DEXTROSE, SUGAR); ROUND SCRAMBLE EGG PATTY (WHOLE EGGS, WATER, SOYBEAN OIL, WHEY SOLIDS, MODIFIED FOOD STARCH, NONFAT DRY MILK, SALT, XANTHAN GUM, CITRIC ACID, AND ARTIFICIAL BUTTER FLAVOR (PARTIALLY HYDROGENATED SOYBEAN OIL AND COTTONSEED OILS, MEDIUM CHAIN TRIGLYCERIDES, FLAVORS)); RESTRICTED MELT PASTEURIZED PROCESS AMERICAN CHEESE (AMERICAN CHEESES (MILK, CHEESE CULTURE, SALT, ENZYMES), WATER, CREAM, SODIUM CITRATE, SALT, SODIUM PHOSPHATE, SORBIC ACID (PRESERVATIVE), LACTIC ACID, ACETIC ACID, ARTIFICIAL COLOR, LECITHIN (SOY)).