"Combine bacon, soft-boiled eggs, and cheese in one dish with this delicious and pretty casserole. An added perk: the casserole can easily be assembled the night before, making it perfect for Easter morning or a fun brunch party...."
INGREDIENTS
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1 (14- or 17-ounce) box of puff pastry (preferably all-butter puff), thawed according to package directions
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All-purpose flour (for surface)
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14 large eggs, divided
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9 strips bacon (about 8 ounces)
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1 large onion, thinly sliced
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8 ounces Gruyère, coarsely grated (about 2 1/2 cups)
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1/2 teaspoon kosher salt
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1/2 teaspoon freshly ground black pepper
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1/4 teaspoon freshly grated or ground nutmeg
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2 cups plus 1 tablespoon heavy cream, divided
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1 medium Yukon Gold potato (about 5 ounces), cut into 1/2" cubes
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5 ounces baby spinach