Which food has less impact on blood sugar?

VEGETABLES: BABY SPINACH, CARROTS, BABY LETTUCE BLEND (GREEN ROMAINE LETTUCE, RED ROMAINE LETTUCE, GREEN OAK LETTUCE, RED OAK LETTUCE, GREEN TANGO LETTUCE, RED TANGO LETTUCE, GREEN LEAF LETTUCE, RED LEAF LETTUCE, LOLLA ROSSA), BABY GREEN BLEND (RED CHARD, GREEN CHARD, MIZUNA, ARUGULA, TATSOI, RED KALE, GREEN KALE, ENDIVE), RADICCHIO. INGREDIENTS MAY VARY. GRAIN MIX: WHEATBERRIES (WATER, WHEATBERRIES), BARLEY (WATER, BARLEY), GARBANZO BEANS (WATER, GARBANZO BEANS, SALT), FETA CHEESE (PASTEURIZED MILK, SALT, CHEESE CULTURE, ENZYMES, POTATO STARCH [TO PREVENT CAKING]), ALMONDS, KALAMATA OLIVES (KALAMATA OLIVES, SEA SALT, VINEGAR, OLIVE OIL), VEGETABLE OIL (SOYBEAN AND/OR CANOLA OIL), SALT, CULTURED DEXTROSE, SPICES, MALTODEXTRIN, DEHYDRATED PARSLEY. DRESSING: WATER, VEGETABLE OIL (SOYBEAN AND/OR CANOLA OIL), WHITE WINE VINEGAR, YELLOW MUSTARD (WHITE DISTILLED VINEGAR AND WATER, #1 GRADE MUSTARD SEED, SALT, TURMERIC, ONION POWDER, SPICES, NATURAL FLAVORING), SUGAR, LEMON JUICE CONCENTRATE, DILL, NATURAL FLAVORS, SALT, DEHYDRATED GARLIC, SPICE, XANTHAN GUM, EXTRACTIVE OF LEMON. TOPPER DRIZZLE: WATER, TOMATOES, SALSA (TOMATOES, ONIONS, CHILIES, GARLIC, SALT, CILANTRO, CITRIC ACID, XANTHAN GUM), KALAMATA OLIVES (PITTED KALAMATA OLIVES, WATER, SALT, VINEGAR, OLIVE OIL), RED WINE VINEGAR, CAPERS (CAPERS, WATER, VINEGAR, SALT), ONION, OREGANO, SUGAR, SALT, LEMON JUICE CONCENTRATE, XANTHAN GUM, SPICE.