Turkey Meatloaf with Caramelized Onion & Mushrooms Print recipe Print with main photo Print text only By author Ellen Allard Ingredients 1 Pounds ground turkey 1/2 cup gluten-free breadcrumbs 1 large egg 1/2 teaspoon sea salt -freshly ground pepper (to season) 1/2 Medium onion (sliced) 5 mushroom buttons (sliced) 1/2 cup ketchup 2 tablespoons worcestershire sauce 2-4 tablespoons water Directions Preheat oven to 350°. Mix turkey, breadcrumbs, egg, salt and pepper just until thoroughly blended. Put in 8 ½ x 4 ½ loaf pan pressing until it conforms to the pan. Place onions and mushrooms on top of turkey. Blend ketchup, Worcestershire sauce, and water in a small cup. Pour over turkey, mushrooms, and onions. Place in preheated oven and cook for about 1 hr, 15 minutes or until onions and mushrooms are caramelized to your liking.