Lattice berry pie

Method

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1. 1Step 1. Make the dough: cut the butter into the flour, sugar and salt until the largest pieces are pea-sized, add ice water until it holds together, divide in two, press into disks and chill at least 1 hour.
2. 2Step 2. Heat the oven to 425 degrees with a sheet pan on the lower rack.
3. 3Step 3. Toss the berries with the sugar, cornstarch, lemon juice, cinnamon and salt.
4. 4Step 4. Roll one disk into a 12-inch circle and fit it into a 9-inch pie plate. Pile in the berries and dot with the cold butter.
5. 5Step 5. Roll the second disk and cut it into ten 1-inch strips. Lay five across the pie, fold back every other one, lay a strip crosswise, unfold, repeat. Trim and crimp the edge.
6. 6Step 6. Brush with egg wash, scatter with coarse sugar, and bake on the hot sheet pan for 20 minutes. Lower the oven to 375 and bake 40 minutes more, until the juices bubble thickly in the center.
7. 7Step 7. Cool at least 3 hours before cutting. This is the step everyone skips and regrets.