Which food has less impact on blood sugar?

SPICY BREADED PORTIONED CHICKEN BREAST FILLET WITH RIB MEAT: BONELESS, SKINLESS CHICKEN BREAST WITH RIB MEAT, WATER, BLEACHED WHEAT FLOUR, WHEAT FLOUR, SALT, CONTAINS 2% OR LESS OF THE FOLLOWING: CANOLA OIL, CITRIC ACID, CORN STARCH, DEXTROSE, DRIED GARLIC, DRIED HOT SAUCE (RED PEPPERS, VINEGAR, SALT, DRIED GARLIC), DRIED ONION, EXTRACTIVES OF PAPRIKA, TURMERIC AND ANNATTO, LEAVENING (SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE), MALIC ACID, MALTODEXTRIN, MODIFIED FOOD STARCH, NATURAL FLAVORS, RICE FLOUR, SPICES (INCLUDING CELERY SEED), SUGAR, SUNFLOWER OIL, WHEAT GLUTEN, YEAST, YEAST EXTRACT, YELLOW CORN FLOUR. BREADING SET IN VEGETABLE OIL. BUN: ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, ENZYME, FOLIC ACID), WATER, SUGAR, SOYBEAN OIL, CONTAINS 2% OR LESS OF: YEAST (YEAST, SORBITAN MONOSTEARATE, ASCORBIC ACID), SALT, MONOGLYCERIDES (WITH ASCORBIC ACID [VITAMIN C] AND CITRIC ACID [ANTIOXIDANTS]), CULTURED WHEAT FLOUR BLEND (WHEAT FLOUR, CULTURED WHEAT FLOUR), CALCIUM SULFATE, WHEAT STARCH, ASCORBIC ACID, ENZYMES, VEGETABLE PROTEINS, VEGETABLE OIL, DEXTROSE, MALTODEXTRINS, STARCH.