01 -
Pulse walnuts and pistachios in a food processor or chop finely. Combine with sugar and cinnamon. Set aside.
02 -
Unroll thawed phyllo dough and cover with a damp towel to prevent drying. Preheat oven to 325°F. Brush a 9x13 inch baking dish with melted butter.
03 -
Place 8 to 10 phyllo sheets in the dish, brushing each with melted butter before adding the next. Work quickly to keep phyllo moist.
04 -
Sprinkle one-third of the nut filling evenly over the layered phyllo.
05 -
Add 5 more phyllo sheets, buttering each, then one more third of the nut mixture. Repeat once more, finishing with 10 to 12 buttered phyllo sheets on top.
06 -
Trim edges if necessary. Cut unbaked layers into diamond or square shapes using a sharp knife.
07 -
Bake uncovered at 325°F for 60 to 70 minutes, until top is golden brown and crisp.
08 -
While baking, combine water, sugar, honey, and lemon juice in a saucepan. Bring to a boil, reduce to simmer, and cook for 10 minutes. Let cool slightly.
09 -
Immediately after baking, pour warm syrup evenly over hot baklava. The syrup will sizzle, which is normal.
10 -
Allow baklava to rest at room temperature for at least 4 hours to absorb syrup fully.
11 -
Optionally sprinkle with crushed pistachios before serving.