Mexican Chili Cube Steaks Mexican Chili Cube Steaks Advocate staff photo by RICHARD ALAN HANNON -- Add a little zest to the meal with slow-cooked Mexican Chile Cube Steaks. Julie Kay Comments ADVOCATE-TESTED RECIPE Mexican Chili Cube Steaks Serves 4. Recipe is by Julie Kay. 4 cube steaks 1 tbl. black pepper 1 large onion, sliced thick 2 (10-oz.) cans Mexican-style tomatoes with diced green chilies 1. Place steaks into slow cooker. Sprinkle with black pepper and top each one with onion slices. 2. Pour tomatoes over all and cook on Low for 6 to 8 hours. 3. Serve over rice.