Which food has less impact on blood sugar?

CRUST (WHEAT FLOUR, WATER, PALM OIL, SOYBEAN OIL, CONTAINS 2% OR LESS OF SEMOLINA FLOUR, SALT, CULTURED WHEY, WHEY, YEAST, VINEGAR, EVAPORATED CANE SYRUP, SODIUM BICARBONATE, ENZYMES, SOY LECITHIN, CANOLA OIL, SOY LECITHIN [PROCESSING AID]), SAUCE (WATER, TOMATOES, TACO SPICE MIX [SUGAR, SALT, SPICES INCLUDING CHILI PEPPER, DEXTROSE, GARLIC & ONION, NATURAL FLAVORS, EXTRACTIVE OF PAPRIKA], VINEGAR), SEASONED CHICKEN BLEND (CHICKEN BREAST MEAT WITH RIB MEAT [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], SOUTHWEST SEASONING [CHILI POWDER {CHILI PEPPER, CUMIN, SALT, OREGANO, NATURAL FLAVORS, PEPPER}, SPICES INCLUDING PAPRIKA, SALT, DEHYDRATED ONION AND GARLIC], OLIVE OIL, CILANTRO), LOW MOISTURE PART SKIM MOZZARELLA CHEESE (CULTURED PASTEURIZED PART SKIM MILK, SALT, ENZYMES), YELLOW CHEDDAR CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES, ANNATTO), GREEN PEPPER, RED PEPPER, ONION.