Which food has less impact on blood sugar?

INGREDIENTS: FILLING: FULLY COOKED, SEASONED, GRILLED, BONELESS, SKINLESS CHICKEN STRIPS FOR FAJITAS (BONELESS, SKINLESS CHICKEN, WATER, CONTAINS 2% OR LESS OF THE FOLLOWING: DEHYDRATED GARLIC, DEHYDRATED ONION, DEXTROSE, GARLIC POWDER, ISOLATED SOY PROTEIN, MALTODEXTRIN, MODIFIED FOOD STARCH, NATURAL FLAVOR, ONION POWDER, SALT, SPICES, VINEGAR, YEAST EXTRACT), WATER, REDUCED FAT CHEDDAR CHEESE (CULTURED PASTEURIZED PART-SKIM MILK, SALT, CHEESE COLOR, ENZYMES. MAY CONTAIN VITAMIN A PALMITATE), DICED TOMATOES (MAY CONTAIN ONE OR MORE OF THE FOLLOWING: TOMATO JUICE, SALT, CITRIC ACID AND CALCIUM CHLORIDE), DICED ONION, BROWN RICE (WATER, BROWN RICE), CILANTRO, PRESERVATIVE FREE SOY SAUCE (WATER, SOYBEANS, WHEAT, SALT), CONTAINS 2% OR LESS OF: CORN, GREEN BELL PEPPER, RED BELL PEPPER, LIME JUICE, SPICES, GARLIC POWDER, ONION POWDER, SEA SALT, TEXTURED SOY FLOUR, ISOLATED SOY PROTEIN WITH LESS THAN 2% LECITHIN, AND MODIFIED FOOD STARCH (REFINED FROM CORN). WHOLE WHEAT FLOUR TORTILLA, SOY FLOUR ENRICHED (WHEAT FLOURS [WHOLE WHEAT FLOUR, ENRICHED BLEACHED FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID)], WATER, SOY FLOUR, SOYBEAN OIL, POTATO STARCH, PEA FIBER, DISTILLED MONOGLYCERIDE, WHEAT GLUTEN, GLYCERINE, SALT, BAKING POWDER (CORN STARCH, SODIUM BICARBONATE, SODIUM ALUMINUM SULFATE, MONOCALCIUM PHOSPHATE).