Which food has less impact on blood sugar?

CROISSANT (WHITE WHOLE WHEAT FLOUR, ENRICHED WHEAT FLOUR [UNBLEACHEDWHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, MARGARINE [PALM OIL, WATER, SOYBEAN OIL, SUGAR, SOYBEAN LECITHIN {SOY}, MONOGLYCERIDES, MONO-DIGLYCERIDES, CITRIC ACID, NATURAL AND ARTIFICIAL FLAVOR, NATURAL BUTTERFLAVOR, BETA CAROTENE {COLOR}, VITAMIN A PALMITATE ADDED], SUGAR, WATER, WHOLE MILK, BROWNSUGAR, SALT, CORN STARCH, ENZYME, CONTAINS 2% OR LESS OF: SALT, NON FAT DRY MILK POWDER [NONFAT DRY MILK, WHEY], YEAST AND BAKING POWDER [SODIUM ACID PYROPHOSPHATE, SODIUMBICARBONATE, CORN STARCH, MONOCALCIUM PHOSPHATE] FOR LEAVENING, HONEY, MALT EXTRACT, DOUGHCONDITIONER [CALCIUM SULFATE, ASCORBIC ACID, ENZYMES], VITAL WHEAT GLUTEN, EGGS, MALT POWDER[MALTED BARLEY, DEXTROSE], CALCIUM PROPIONATE, POTASSIUM SORBATE AND CITRIC ACID[PRESERVATIVES]), LOW-MOISTURE PART-SKIM MOZZARELLA CHEESE (CULTURED PART SKIM MILK, SALT, ENZYMES, SORBIC ACID [PRESERVATIVE], SUNFLOWER LECITHIN [ANTI-STICKING AGENT]), CHICKEN BREAST(CHICKEN BREAST, WATER, SALT, LESS THAN 2% MODIFIED FOOD STARCH, POTASSIUM LACTATE, SODIUMPHOSPHATES, POTASSIUM ACETATE, NATURAL FLAVORING), TURKEY PEPPERONI (TURKEY, PEPPERONISEASONING [CORN SYRUP, SPICES {MUSTARD}, PAPRIKA, DEXTROSE, PAPRIKA OLEORESIN, GARLIC POWDER, SPICE EXTRACTIVES, SMOKE FLAVORING], WATER, CONTAINS 2% OR LESS SALT, CITRIC ACID, DEXTROSE, CARRAGEENAN, PEPPER, SODIUM NITRITE).