"This deep-dish pie is the stuff of state fairs and road-trip diner stops...."
INGREDIENTS
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2 1/2 cups all-purpose flour, plus more for dusting work surface
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1 tablespoon plus 1 tsp. sugar
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1/2 tsp kosher salt
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2 sticks (1 cup) cold unsalted butter, cut into 1/2-inch cubes
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1 tablespoon apple cider vinegar
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1 large egg
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6 1/2 cups fresh blueberries
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1/2 cup plus 1 tsp. sugar, divided
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5 tablespoons plus 1 tsp. tapioca starch, divided
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1 tsp grated lemon zest
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tsp ? fresh grated ginger
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tsp ? kosher salt