Pasta With Pink Vodka Sauce
["1 lb. penne pasta", "2/3 c. vodka", "3/4 c. heavy cream", "1/2 tsp. salt", "3/4 c. Parmesan cheese, grated", "5 Tbsp. unsalted butter", "1/4 tsp. red pepper flakes", "1 (16 oz.) can plum tomatoes, chopped and drained"]
["Cook pasta until al dente; drain.", "Melt butter over medium heat in saucepan.", "Add vodka and pepper flakes.", "Simmer for 2 minutes.", "Add heavy cream and tomatoes.", "Simmer 5 minutes longer. Sprinkle with salt.", "Combine pasta and sauce; toss gently.", "Stir in cheese.", "Serve immediately."]
["penne pasta", "vodka", "heavy cream", "salt", "Parmesan cheese", "unsalted butter", "red pepper", "tomatoes"]