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, SOYBEAN OIL, SUGAR, SOY LECITHIN, MONO- & DIGLYCERIDES, POTASSIUM SORBATE [PRESERVATIVE], CITRIC ACID [PRESERVATIVE], ARTIFICIAL FLAVOR, BETA-CAROTENE COLOR, VITAMIN A PALMITATE], HIGH FRUCTOSE CORN SYRUP, CONTAINS LESS THAN 2% OF THE FOLLOWING: YEAST, SALT, WHEY [MILK], BUTTER WITH LACTIC ACID [PASTEURIZED CREAM, LACTIC ACID], CALCIUM PROPIONATE [PRESERVATIVE], WHEAT FLOUR, DEXTROSE, CALCIUM SULFATE, DATEM, SUGAR, MALTODEXTRIN, ENZYMES, AMMONIUM SULFATE, ASCORBIC ACID [DOUGH CONDITIONER], NATURAL & ARTIFICIAL FLAVOR, HIGH OLEIC CANOLA OIL, AZODICARBONAMIDE, POTATO STARCH, ACACIA GUM, CAPRIC/CAPRYLIC TRIGLYCERIDES), SAUSAGE (PORK, WATER, CONTAINS 2% OR LESS OF THE FOLLOWING: 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, ARTIFICIAL BUTTER FLAVOR, (PARTIALLY HYDROGENATED SOYBEAN AND COTTONSEED OIL, FLAVOR, MEDIUM CHAIN TRIGLYCERIDES), NATURAL BUTTER FLAVOR, SALT, SODIUM BICARBONATE, XANTHAN GUM, CITRIC ACID, WHITE PEPPER. PASTEURIZED PROCESS CHEDDAR CHEESE (CHEDDAR CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES], WATER, SODIUM PHOSPHATE, MILKFAT, SALT, SODIUM HEXAMETAPHOSPHATE, SORBIC ACID [PRESERVATIVE], APO CAROTENAL [COLOR]).