1 slice bacon (black peppered bacon is a favorite)
black pepper
1 1/2 ounces pounds Roma tomatoes, chopped or 28 can
2 carrots, peeled and finely diced
2 stalks celery, finely diced
5 cups chicken stock (or broth)
2 cloves garlic
1 pound Linguine
1 small onion
1/4 cup grated Parmesan cheese for garnish
1/2 teaspoon sea salt (plus more to taste)