For the pasta and seafood
01 -
9 lasagna noodles
02 -
1 lb (450 g) medium shrimp, peeled, deveined, and patted dry
03 -
12 oz (340 g) lump crabmeat, drained and picked over
04 -
1 tablespoon olive oil
05 -
1/2 teaspoon kosher salt
06 -
1/4 teaspoon black pepper
For the creamy white sauce
07 -
6 tablespoons (85 g) unsalted butter
08 -
1 small yellow onion, finely chopped
09 -
4 cloves garlic, minced
10 -
1/4 cup (30 g) all-purpose flour
11 -
3 cups (720 ml) half-and-half
12 -
1 cup (240 ml) seafood stock or bottled clam juice
13 -
1/3 cup (80 ml) dry white wine or extra seafood stock
14 -
1 teaspoon Old Bay seasoning
15 -
1/4 teaspoon ground nutmeg
16 -
1/2 teaspoon kosher salt, plus more to taste
17 -
1/4 teaspoon black pepper
For the cheese layers
18 -
15 oz (425 g) whole-milk ricotta cheese
19 -
1 large egg
20 -
3/4 cup (75 g) grated Parmesan cheese, divided
21 -
2 tablespoons chopped fresh parsley, plus more for serving
22 -
1 teaspoon lemon zest
23 -
3 cups (340 g) shredded low-moisture mozzarella cheese