Which food has less impact on blood sugar?

CHICKEN SALAD (GRILLED CHICKEN BREAST STRIPS WITH RIB MEAT (CHICKEN BREAST WITH RIB MEAT, WATER, CONTAINS 2% OR LESS OF: SEASONING (SALT, SUGAR, SPICE EXTRACTIVES ON A DEXTROSE CARRIER), ISOLATED SOY PROTEIN, SODIUM PHOSPHATES, SALT, DEXTROSE), CELERY, MAYONNAISE (VEGETABLE OIL [SOYBEAN, CANOLA], EGG YOLK, WATER, CORN SYRUP, VINEGAR, CONTAINS LESS THAN 2% OF: SALT, SPICES, CALCIUM DISODIUM EDTA TO PROTECT FLAVOR), GREEN ONION, SPICY BROWN MUSTARD (WATER, MUSTARD SEEDS, SALT, WHITE WINE, CITRIC ACID, VINEGAR, NATURAL FLAVORS, POTASSIUM METABISULFITE [AS PRESERVATIVE])), CROISSANT (ENRICHED FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, MARGARINE [PALM OIL, WATER, SOYBEAN OIL, SUGAR, SOY LECITHIN, MONO & DIGLYCERIDES, POTASSIUM SORBATE AND CITRIC ACID (ADDED AS A PRESERVATIVE), NATURAL AND ARTIFICIAL FLAVORS, BETA CAROTENE, VITAMIN A PALMITATE], HIGH FRUCTOSE CORN SYRUP, CONTAINS 2 % OR LESS OF THE FOLLOWING: YEAST, SALT, WHEY, MODIFIED CORN STARCH, CALCIUM PROPIONATE, ARTIFICIAL FLAVOR, CALCIUM SULFATE, ASCORBIC ACID, ENZYMES, CALCIUM PHOSPHATE).