3 mushroom gruyeere tart fresh Recipes

all-purpose flour (about 1 cup plus 2 tbsp), kosher salt, freshly ground black pepper, baking powder, extra-virgin olive oil, ice water, precubed peeled butternut squash, extra-virgin olive oil, divided, prechopped onion, aged gruyere cheese, shredded and divided (about 2/3 cup), eggs, kosher salt, divided, freshly ground black pepper, divided, prechopped pancetta, presliced shiitake mushroom caps, dry white wine

whole-milk ricotta cheese, egg yolk, extra-virgin olive oil, creme fraiche or sour cream, assorted fresh wild mushrooms (such as chanterelle, oyster, or stemmed shiitake), sliced, fresh thyme leaves, butter, green onions , thinly sliced on diagonal (about 1 1/2 cups), sheet frozen puff pastry (half of 17.3-oz package), thawed, egg yolk, beaten to blend with 1 tsp water (for glaze), sliced gruyere cheese, fresh italian parsley leaves, fresh chives, fresh tarragon leaves, fresh chervil leaves, extra-virgin olive oil, fresh lemon juice