Which food has less impact on blood sugar?

SALAD: COOKED PASTA (WATER, PENNE PASTA [DURUM WHEAT SEMOLINA {ENRICHED WITH IRON (FERROUS SULFATE) AND B VITAMINS (NIACIN, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID)}]), DRESSING (ITALIAN DRESSING [SOYBEAN OIL, WATER, DISTILLED VINEGAR, SEASONING BLEND {SUGAR, SALT, DEHYDRATED GARLIC, DEHYDRATED RED BELL PEPPER, DEHYDRATED ONION, SPICES, CARRAGEENAN GUM, CELLULOSE, PARMESAN CHEESE (PASTEURIZED MILK, CULTURES, SALT, ENZYMES), NATURAL AND ARTIFICIAL FLAVORS}, XANTHAN GUM, POTASSIUM SORBATE {PRESERVATIVE}], PESTO [CANOLA OIL, BASIL, PARMESAN CHEESE {PASTEURIZED PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES}, GARLIC, WATER, RICE VINEGAR, SALT, BLACK PEPPER], MAYONNAISE [EXPELLER PRESSED CANOLA OIL, WHOLE EGGS AND EGG YOLK, WATER, DISTILLED WHITE VINEGAR, SUGAR, SALT SPICE {MUSTARD FLOUR}, LEMON JUICE CONCENTRATE], CHAMPAGNE VINEGAR [WHITE WINE VINEGAR, SULFITES]), WATER, ROASTED TOMATOES (TOMATOES, CANOLA OIL, GARLIC, VINEGAR, SALT, HERBS), FARRO, ARUGULA, SANDWICH: BREAD (ORGANIC WHEAT FLOUR, WATER, ORGANIC HONEY, ORGANIC CANOLA OIL, ORGANIC WHOLE WHEAT FLOUR, SEA SALT, ORGANIC CULTURED WHEAT [FOR FRESHNESS] AND ASCORBIC ACID [CONDITIONER], ORGANIC BARLEY MALT, YEAST), HAM (HAM, CONTAINS UP TO 5% SOLUTION OF WATER, SALT, TURBINADO SUGAR, NATURAL FLAVOR, LACTIC ACID STARTER CULTURE), TURKEY (TURKEY BREAST MEAT, TURKEY BROTH, SALT, CONTAINS 2% OR LESS SUGAR, SODIUM PHOSPHATE, SODIUM ERYTHORBATE, SODIUM NITRITE), CHEESE (CULTURED PASTEURIZED MILK, ENZYMES, SALT), PEPPERONI (PORK, BEEF, SALT, CONTAINS 25 OR LESS OF WATER, DEXTROSE, SPICES, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, GARLIC POWDER, SODIUM NITRITE, BHA, BHT, CITRIC ACID), PESTO SPREAD (MAYONNAISE [EXPELLER PRESSED CANOLA OIL, WHOLE EGGS AND EGG YOLK, WATER, DISTILLED WHITE VINEGAR, SUGAR, SALT, SPICE {MUSTARD FLOUR}, LEMON JUICE CONCENTRATE], BASIL, OLIVE OIL, PARMESAN CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES], GARLIC, SALT, BLACK PEPPER), LETTUCE.