Pasta With Lemon Cream Sauce
["1 c. heavy cream", "1/4 tsp. dried hot red pepper flakes or to taste", "14 oz. dried pasta such as rigatoni or fettuccine", "1/2 c. half and half", "2 Tbsp. freshly grated lemon rind", "1/3 c. freshly grated Parmesan", "1/4 c. minced fresh parsley"]
["In", "a", "saucepan,", "cook\tcream,\tthe", "half and half, red pepper flakes and the rind over moderate heat until mixture is reduced to about 1 cup and thickened slightly.", "While sauce is cooking,", "boil the pasta in salted water for 8 to 10 minutes; drain", "pasta.", "In large serving bowl, combine pasta, sauce and Parmesan cheese. Sprinkle pasta with parsley."]
["heavy cream", "pepper", "pasta", "freshly grated lemon rind", "freshly grated Parmesan", "fresh parsley"]