Which food has less impact on blood sugar?

ORGANIC ROMAINE LETTUCE, ORGANIC CHICKEN MEAT (ORGANIC CHICKEN MEAT, WATER, LESS THAN 2% ORGANIC RICE STARCH, SALT, ORGANIC CANE SUGAR, ORGANIC CULTURED DEXTROSE AND ORGANIC MALTODEXTRIN, ORGANIC GARLIC POWDER, ORGANIC ONION POWDER), ORGANIC CAESAR DRESING (ORGANIC SOYBEAN OIL, WATER, ORGANIC PARMESAN CHEESE [ORGANIC MILK, CULTURE, SALT, ENZYMES], ORGANIC RED WINE VINEGAR, ORGANIC DISTILLED VINEGAR, ORGANIC DIJON MUSTARD [ORGANIC APPLE CIDER VINEGAR, WATER, ORGANIC MUSTARD SEED, SALT, ORGANIC SPICES], SALT, ORGANIC CANE SUGAR, ORGANIC LEMON JUICE CONCENTRATE, NATURAL ANCHOVY FLAVOR, ORGANIC MUSTARD FLOUR, XANTHAN GUM, ORGANIC DRIED GARLIC, ORGANIC BLACK PEPPER, ORGANIC ACACIA GUM, LACTIC ACID, CITRIC ACID), ORGANIC PARMESAN CHEESE (ORGANIC PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, POWDERED CELLULOSE [TO PREVENT CAKING]), ORGANIC MULTIGRAIN GARLIC CHEESE CROUTONS (ORGANIC WHEAT FLOUR, ORGANIC SUNFLOWER AND/OR ORGANIC SAFFLOWER OIL, ORGANIC CRACKED RYE, ORGANIC CRACKED WHEAT, YEAST, CONTAINS LESS THAN 2% OF: SALT, ORGANIC WHEAT GLUTEN, ORGANIC SUGAR, ORGANIC GARLIC POWER, ORGANIC NONFAT MILK, ORGANIC CHEDDAR CHEESE POWDER [ORGANIC PASTEURIZED MILK, SALT, CHEESE CULTURE, ENZYMES], ORGANIC TURMERIC POWDER [FOR COLOR]).