Creamy Sausage and Veggie Pasta

Name: Creamy Sausage and Veggie Pasta
Cook time: 30 min
Total time: 30 min
Cuisine: American, Italian
Ingredients: 1 lb Italian sausage; 1 medium onion, diced; 2 carrots, diced; 3 celery ribs, diced; 3 garlic cloves, minced; 2 tbsp tomato paste; 2 tsp Italian seasoning; 4 cups vegetable or chicken broth; 1 can diced tomatoes; 8 oz pasta (I like bow ties for fun); 1/4 cup heavy cream (add more if you want it richer and creamier); 5 oz baby spinach; ½ cup parmesan (More for topping)