Ingredients

TAPENADE BUTTER

1/4 cup coarsely chopped red onion

10 pitted Kalamata olives

5 garlic cloves

1 tbl balsamic vinegar

1 1/2 tsp dried basil

4 anchovy fillets packed in oil, drained, plus 1 tsp oil from tin

3/4 cup (1 1/2 sticks) unsalted butter room temperature

2 tbl drained brined capers

Kosher salt and freshly ground pepper

PASTA

1 lb fettuccine

Kosher salt

1 1/2 lb large uncooked shrimp, peeled, deveined

4 plum tomatoes, chopped

1/4 cup chopped flat-leaf parsley

Freshly ground black pepper

1/4 cup fine grated Parmesan

6 lemon wedges

Preparation

Tapenade Butter: Puree first 6 ingredients in a food processor, add butter; process until smooth. Transfer to a medium bowl. Stir in capers. Season to taste with salt and pepper.

Pasta: Cook pasta in a large pot of boiling salted water, stirring occasionally, until al dents. Drain. Meanwhile, melt tapenade butter in a large heavy skillet over high heat. Add shrimp; simmer, stirring occasionally, for 2 min. Add tomatoes and parsley. Bring to a simmer; cook stirring often, until shrimp are cooked through, about 1 minute. Season with salt and a generous amount of pepper. Add pasta to sauce; stir to coat. Divide among wide shallow bowls. Sprinkle with cheese and garnish with lemon wedges.