Chicken Fettucine Alfredo Save Print Author: Big Messy Man Ingredients 6 skinless, boneless chicken breast halves - cut into cubes 6 tablespoons butter, divided 4 cloves garlic, minced, divided 1 tablespoon Italian seasoning 1 pound fettuccini pasta 1 onion, diced 1 (8 ounce) package sliced mushrooms ⅓ cup all-purpose flour 1 tablespoon salt ¾ ...