Which food has less impact on blood sugar?

ROMAINE LETTUCE, MEXICAN-STYLE JALAPENO LIME CAESAR DRESSING (WATER, SOYBEAN OIL, ORGANIC PUMPKIN SEED, DISTILLED VINEGAR, DEHYDRATED BUTTERMILK, EGG YOLK, PARMESAN CHEESE [PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], JALAPENO PEPPER, SALT, LIME JUICE CONCENTRATE, DEHYDRATED GARLIC, SUGAR, DEHYDRATED ONION, DEHYDRATED CILANTRO, SPICE, LACTIC ACID, XANTHAN GUM), SEASONED MONTEREY JACK CROUTONS (ENRICHED WHEAT FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], SUNFLOWER OIL WITH ROSEMARY [SUNFLOWER OIL, ROSEMARY EXTRACT], MONTEREY CHEESE SPICE SEASONING [WHEY, SALT, MONTEREY JACK CHEESE POWDER {CULTURED PASTEURIZED MILK, SALT, ENZYMES}, SPICES, NATURAL FLAVORS, 2% OR LESS OF SILICON DIOXIDE {TO PREVENT CAKING}], BAKER'S YEAST, PALM OIL SHORTENING, SALT, CANE SUGAR), OIL ROASTED SALTED PEPITAS (PEPITAS, SOYBEAN OIL, SEA SALT), PARMESAN CHEESE (PARMESAN [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], POWDERED CELLULOSE [TO PREVENT CAKING]).