STOVETOP INSTRUCTIONS: Boil the pasta as directed on the package and drain in a colander. Place the butter, onions, garlic, and crushed red pepper in a large sauté pan. Set over medium heat and sauté for 3-5 minutes. Add the crushed tomatoes, 1 cup water, and vodka to the pan. Simmer for 10 minutes. Pour the pasta, shrimp, and cream into the sauce and toss. Cook until the shrimp are pink.