Which food has less impact on blood sugar?

TOMATO TORTILLA (UNBLEACHED UNBROMATED ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN (VITAMIN B3), REDUCED IRON, THIAMINE MONONITRATE (VITAMIN B1), RIBOFLAVIN (VITAMIN B2), FOLIC ACID (VITAMIN B9), MALTED BARLEY FLOUR], WATER, SUNFLOWER OIL, CONTAINS 2% OR LESS OF: CULTURED WHEAT FLOUR ADDED WITH VINEGAR, SOY LECITHIN, TOMATO POWDER, TOMATO GRANULES, SEA SALT, GUAR GUM, YEAST, LEAVENINGS [SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, CORN STARCH, MONOCALCIUM PHOSPHATE], CITRIC ACID), CHIPOTLE OVEN ROASTED CHICKEN BREAST BONELESS SKINLESS COATED WITH SPICES AND CARAMEL COLOR (CHICKEN BREAST, WATER, LESS THAN 1.5% OF SALT, SUGAR, DEXTROSE, SODIUM PHOSPHATE. COATED WITH SPICES, SALT, ONION, GARLIC, CHIPOTLE PEPPER, PAPRIKA, HABANERO CHILI POWDER, PAPRIKA, OLEORESIN, NATURAL FLAVOR), BLACK BEANS (PREPARED BLACK BEANS, WATER, SALT, CALCIUM CHLORIDE), LETTUCE, CHIPOTLE GOUDA CHEESE (PASTEURIZED MILK, JALAPENO PEPPERS, SALT, CHIPOTLE SPICES, CHEESE CULTURES, ENZYMES, ANNATTO [VEGETABLE COLOR]), TOMATOES, YELLOW ONION, CREAM CHEESE (PASTEURIZED MILK AND CREAM, CHEESE CULTURE, SALT, STABILIZERS [CAROB BEAN AND/OR XANTHAN AND/OR GUAR GUMS]), JALAPENO PEPPER, CILANTRO.