Which food has less impact on blood sugar?

FILLING: COOKED WHITE CHICKEN MEAT, PASTEURIZED PROCESS CHEESE (MONTEREY JACK CHEESE [PASTEURIZED MILK, SALT, CHEESE CULTURES, ENZYMES], WATER, SODIUM PHOSPHATE, CREAM, SALT), CORN, RED BELL PEPPER, BLACK BEANS, WATER, SPINACH, CONTAINS 2% OR LESS OF: CORN AND/OR SOYBEAN OIL, CORN STARCH, METHYLCELLULOSE, EGG WHITE POWDER, XANTHAN GUM, GUAR GUM, JALAPENO PEPPERS (JALAPENO PEPPERS, WATER, SALT, ACETIC ACID), SEASONING (SPICES, SALT, CORN SYRUP SOLIDS, HYDROLYZED SOY PROTEIN, HONEY POWDER, BROWN SUGAR, CORN MALTODEXTRIN, NATURAL FLAVORS, WHEAT STARCH, AUTOLYZED YEAST EXTRACT, MOLASSES POWDER), MINCED GARLIC, CILANTRO. FLOUR TORTILLA: ENRICHED BLEACHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, VEGETABLE OIL SHORTENING (INTERESTERIFIED AND HYDROGENATED SOYBEAN OILS), SUGAR, SALT, BAKING SODA, SODIUM ALUMINUM SULFATE, MONOCALCIUM PHOSPHATE, FUMARIC ACID, CALCIUM PROPIONATE, SORBIC ACID (TO MAINTAIN FRESHNESS).