Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, FERROUS SULFATE, NIACIN, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ENZYME], WATER, SOYBEAN OIL, CONTAINS 2% OR LESS OF THE FOLLOWING: YEAST, CULTURED WHEY, WHEY, VINEGAR, SUGAR, SALT, DOUGH CONDITIONER [WHEAT FLOUR, ASCORBIC ACID, ENZYMES]), BUFFALO STYLE CHICKEN (SEASONED CHICKEN BREAST WITH RIB MEAT [BONELESS SKINLESS CHICKEN BREAST MEAT WITH RIB MEAT, WATER, ISOLATED SOY PROTEIN PRODUCT {ISOLATED SOY PROTEIN, MODIFIED FOOD STARCH, UNMODIFIED CORN STARCH, CARRAGEENAN WITH LESS THAN 2% SOY LECITHIN}, SEASONING {POTASSIUM CITRATE, CITRIC ACID, SODIUM DIACETATE, VEGETABLE OIL}, SALT, SODIUM PHOSPHATES, CARRAGEENAN], SEASONING [HOT SAUCE POWDER {HOT SAUCE (AGED CAYENNE PEPPERS, VINEGAR, SALT, GARLIC POWDER), MALTODEXTRIN}, SALT, SUGAR, SPICE, ONION POWDER, GARLIC POWDER, CORN STARCH, NATURAL FLAVORS, EXTRACTIVE OF PAPRIKA, GRILL FLAVOR {FROM SUNFLOWER OIL}], DEHYDRATED PARSLEY), BBQ SAUCE (BBQ SEASONING [SUGAR, MODIFIED FOOD STARCH, SALT, MOLASSES POWDER {CANE SUGAR, CANE MOLASSES, CANE CARAMEL COLOR}, WORCESTERSHIRE POWDER {MALTODEXTRIN, WORCESTERSHIRE SAUCE (VINEGAR, MOLASSES, CORN SYRUP, SALT, CARAMEL COLOR, GARLIC POWDER, SUGAR, SPICES, TAMARIND, NATURAL FLAVOR AND SULFITING AGENTS)}, SPICES, NATURAL FLAVORS INCLUDING PINEAPPLE AND SMOKE, CARAMEL COLOR, GARLIC POWDER], WATER, TOMATO CONCENTRATE, VINEGAR), CHEESES (LOW MOISTURE WHOLE MILK MOZZARELLA CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], SMOKED GOUDA CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES, BETA CAROTENE {COLOR}, NATURAL FLAVORS], PARMESAN CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, RENNET], ROMANO CHEESE MADE WITH COW'S MILK [PASTEURIZED MILK, CHEESE CULTURES, SALT, RENNET], POWDERED CELLULOSE [ANTI-CAKING], SALT), RED ONIONS, DEHYDRATED CILANTRO.