Corn and Sausage Pasta

Name: Corn and Sausage Pasta
Prep time: 20 min
Cook time: 15 min
Total time: 35 min
Cuisine: American
Ingredients: 1 tablespoon olive oil; 1 (13-ounce) package smoked sausage (see note 1); 8 ounces spaghetti (not the whole box, see note 2); 2 tablespoons unsalted butter; 1 (10.5-ounce) container cherry tomatoes (2 cups); 3/4 teaspoon dried thyme; Salt and pepper; 2-1/2 teaspoons minced garlic; 2-1/2 cups frozen corn; 1/2 cup heavy cream; 4 cups fresh baby spinach (coarsely chopped); 2/3 cup grated Parmesan cheese (divided, see note 3); Fresh basil (optional, for serving); 1 lemon (optional, for serving)