You are here: Home » Recipes » Caramelized Onion Bread Pudding Caramelized Onion Bread Pudding Yield 12 servings Mellow Gruyere cheese, onions, and shiitake mushrooms combine in this creamy bread pudding. Teresa Blackburn PrintEmail Ingredients 2 tablespoons unsalted butter2 cups thinly sliced leeks, white and yellow parts only (leeks, ramps and/or spring onions)4 ounces thinly sliced shiitake mushrooms, stems removed3/4 teaspoon coarse salt, divided3/4 teaspoon freshly ground black pepper, divided1 teaspoon brown sugar1/2 teaspoon freshly grated nutmeg1 (1-pound) loaf ciabbata bread, cut into 1-inch cubes (about 12 cups) 1 bunch green onions, finely chopped4 eggs6 cups whole milk1 1/2 cups grated Gruyère cheese Instructions Heat butter in a sauté pan over medium heat. Add leeks, mushrooms, 1/2 teaspoon salt, 1/2 teaspoon pepper, brown sugar and nutmeg. Cook, stirring occasionally, until leeks are soft and golden brown, about 30 minutes. Place bread cubes on a baking sheet and bake 15 minutes or until dry and lightly browned. Preheat oven to 350F. Grease a shallow 4-quart baking dish. Combine leek mixture, bread cubes and remaining ingredients. Mix well and let stand 20 minutes. Press mixture into prepared pan and sprinkle with remaining salt and pepper. (You may cover and refrigerate the bread pudding up to 4 hours before baking.) Bake about 1 hour, or until pudding is set and golden brown on top. Remove from the oven and let cool 10 minutes before serving.