Which food has less impact on blood sugar?

CRUST (WHEAT FLOUR, WATER, CANOLA OIL, WHEAT GERM FLOUR, SALT, SKIMMED MILK POWDER, YEAST, DEXTROSE), COOKED HAM WITH NATURAL JUICES (PORK, SALT, DEXTROSE, SUGAR, SODIUM PHOSPHATES, SODIUM ASCORBATE, SODIUM NITRITE [PRESERVATIVE], FLAVOR, SMOKE), OLIVE OIL SAUCE (WATER, OLIVE OIL EXTRA VIRGIN, GRANA PADANO CHEESE [MILK, SALT, ANIMAL ENZYMES, EGG WHITE LYSOZYME {PRESERVATIVE}], CORN STARCH, SALT, GARLIC), CREME FRAICHE MUSTARD SAUCE (CREME FRAICHE [CULTURED PASTEURIZED CREAM, CHEESE CULTURES], YOGURT [CULTURED MILK, LACTIC ACID], WATER, CANOLA OIL, MUSTARD [WATER, MUSTARD SEEDS, VINEGAR, SUGAR, SALT, SPICES, TURMERIC {FOR COLOR}], WHEAT FLOUR, SALT, POTATO STARCH, GARLIC, SPICES), PARTIALLY COOKED BACON (PORK, WATER, SALT, SODIUM ACID PYROPHOSPHATE AND POTASSIUM PYROPHOSPHATE, ASCORBIC ACID, NATURAL FLAVORINGS, SMOKE FLAVORING, SODIUM NITRITE [PRESERVATIVE], SMOKE), LOW-MOISTURE PART-SKIM MOZZARELLA CHEESE (PASTEURIZED PART-SKIM MILK, SALT, CHEESE CULTURES, ENZYMES), PICKLES (CUCUMBERS, VINEGAR, SALT, SUGAR, NATURAL FLAVORING), CRISPY BACON (PORK, WATER, SALT, DEXTROSE, SODIUM PHOSPHATES, ASCORBIC ACID, SODIUM NITRITE [PRESERVATIVE]), SWISS CHEESE (PASTEURIZED MILK, SALT, CHEESE CULTURES, ENZYMES).