Roasted Mushroom and Butternut Squash Tart

- Total Time
- 1 hour, plus 1½ hours' rising
- Rating
- Comments
- Read comments
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Ingredients
- 1½teaspoons active dry yeast
- 1teaspoon sugar
- ¼cup/60 milliliters extra-virgin olive oil
- 1¼cups/160 grams all-purpose flour, more as needed
- ¾cup/110 grams whole-wheat or rye flour
- 1½teaspoons fine sea salt
- 10ounces/283 grams oyster or other mushrooms, cut into 1-inch pieces (about 4 cups)
- 3large leeks, white and light green parts only, thinly sliced (about 4 cups)
- 3tablespoons extra-virgin olive oil, more for drizzling
- 1pound/454 grams butternut squash, peeled and sliced ¼-inch thick (about 2 cups)
- Fine sea salt, to taste
- Black pepper, to taste
- 1teaspoon chopped thyme leaves
- ¼teaspoon red pepper flakes, or to taste
- 1cup/114 grams grated white Cheddar or Gruyère cheese
- 2tablespoons chopped chives (optional)
- Fresh lemon juice, for serving
For the Crust
For the Topping
Preparation
- Step 1
Prepare the dough: In a medium bowl, sprinkle dry yeast and sugar over ⅔ cup/158 milliliters warm water. Let stand until foamy, 5 to 10 minutes, then add oil.
- Step 2
In a large bowl, whisk together flours and salt, then stir in yeast mixture with a wooden spoon until combined. Turn out onto a floured surface and knead until dough is uniform and elastic, 3 to 5 minutes, adding more flour if needed. (Flour your hands if necessary to keep dough from sticking.) Or, if the dough seems a bit dry, add a bit more water.
- Step 3
Transfer to an oiled bowl, turn dough to coat it with oil, cover with a damp cloth and let rest in a warm place until doubled in bulk, 1 to 2 hours (or longer if you kitchen is cold or drafty).
- Step 4
Meanwhile, prepare the topping: Heat oven to 450 degrees. On a large rimmed baking sheet, toss mushrooms and leeks with 2 tablespoons olive oil and salt and pepper to taste. On another rimmed baking sheet, toss the squash with 1 tablespoon oil and salt and pepper to taste. Spread squash and mushroom mixtures out evenly on their respective pans and roast until lightly browned at the edges, 15 to 20 minutes for the mushrooms, 18 to 22 for the squash. Don’t let the vegetables get too brown, you will be cooking them again. Transfer baking sheets to a wire rack and let vegetables cool. (You can roast the vegetables up to 8 hours in advance.)
- Step 5
Lightly oil a rimmed baking sheet. Roll dough out on a floured surface to an 11- by 16-inch/28- by 41-centimeter rectangle, then transfer to oiled baking sheet and press the dough out to the sides. Cover with a damp cloth and let rest for 30 minutes.
- Step 6
Heat oven back to 450 degrees. Spread mushroom mixture over dough, sprinkle with thyme and red pepper flakes and top with squash. Sprinkle lightly with salt, then with cheese, then drizzle with olive oil. Bake until golden brown all over, 14 to 18 minutes. Serve hot or warm, sprinkled with chives if desired and lemon juice to taste.
Private Notes
Comments
Made it twice, 2 different ways. Once, as published (good). Once with anchovies and shiitake mushrooms (fantastic!). I used a combination of different cheeses that always included grated mozzarella to add some "glue" to stick everything together. I used the Roberta's Pizza Dough recipe for the crust (from the Times), because it's easy. I let it rest in the fridge for about 4 days for extra flavor. BTW, this can be frozen and reheated with good results. MUST HAVE ANCHOVIES!
My impression is that the current recipe is more labor-intensive than it needs to be. For example, why not simply saute the mushrooms and leeks on stove top? You're still left with two steps that require baking on sheet pans in the over-- the crust and the squash. Three pans -- mushrooms, squash and crust -- seems like a deal-breaker, to me at least.
The whole family liked this. I used the only mushrooms I had (white) and it was delicious. Very filling. I also added some chopped rosemary into the crust. Crumbled feta might be a good substitute for gruyere, too.
This was *a lot* of work, like 5-6 hours worth before it was ready to eat, and then it was too salty. It says to add salt at every step. Too much! Never again.
I forgot about this one for a couple of years. Im making it exactly as written becasue all 3 of my children said " Ooooh We love that one! Bringing back a Fall classic!" Thanks Melissa. I love this recipe!
Topping was awesome. My crust did not work. It didnt rise well. I used white and whole wheat flour. We ate it but I threw out the leftovers