Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, FERROUS SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ENZYME], WATER, SOYBEAN OIL, YEAST, CONTAINS 2% OR LESS OF THE FOLLOWING: SUGAR, BREADCRUMBS [ENRICHED BLEACHED WHEAT FLOUR {WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}], SALT, HONEY, SOY LECITHIN [PROCESSING AID]), BBQ SAUCE (WATER, TOMATOES, BBQ SEASONING [FRUCTOSE, MODIFIED FOOD STARCH, MOLASSES {CANE SUGAR, CANE MOLASSES, CANE CARAMEL COLOR}, SALT, SPICE, NATURAL FLAVORS INCLUDING SMOKE, GARLIC POWDER, CARAMEL COLOR {SULFITES}, XANTHAN GUM, CITRIC ACID], VINEGAR), CHEESES (LOW MOISTURE PART SKIM MOZZARELLA CHEESE [PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], YELLOW CHEDDAR CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO]), CANADIAN BACON (PORK CURED WITH WATER, SUGAR, SALT, CONTAINS 2% OR LESS OF: SODIUM LACTATE, SODIUM PHOSPHATE, NATURAL SMOKE FLAVOR, FLAVORING, SODIUM DIACETATE, SODIUM ERYTHORBATE, SODIUM NITRITE), ITALIAN SAUSAGE (PORK, WATER, SPICES, SALT, CORN SYRUP SOLIDS, PAPRIKA, NATURAL FLAVORING, SUGAR), RED ONIONS, COOKED BACON (BACON CURED WITH WATER, SALT, SODIUM ERYTHORBATE, SODIUM NITRITE, MAY CONTAIN SMOKE FLAVORING, SODIUM PHOSPHATE, SUGAR, BROWN SUGAR).