shrimp scampi recipe without wine

Ingredients: 12 ounces linguine or spaghetti 1 pound large shrimp, peeled and deveined Salt and freshly ground black pepper to taste 2 tablespoons olive oil 4 cloves garlic, minced 1/2 teaspoon red pepper flakes (optional) 1 cup chicken broth (or vegetable broth) 1 lemon, juiced 1/4 cup unsalted butter, cut into pieces 1/4 cup fresh parsley, chopped