Tomato-Free Pasta Sauce

Name: Tomato-Free Pasta Sauce
Cuisine: Mediterranean
Ingredients: 3 medium celery stalks; 3 medium carrots, peeled; 2 medium zucchinis; 1 medium beet; 1/2 a small-medium turnip, peeled; 2 cups of bone or vegetable broth (or more as needed); 7-10 fresh basil leaves; 3-4 tbsp of grapeseed oil or extra virgin olive oil; 1 tsp each of garlic powder and onion powder (omit if unable to tolerate); 1/2 teaspoon of dried oregano; 1 tsp of salt to add to sauce, plus a little more to season vegetables while cooking; pepper to taste