Old Spaghetti Factory's Clam Sauce Recipe

Recreate the magic of Old Spaghetti Factory's famous clam sauce at home! This quick and easy recipe delivers a rich, creamy, and flavorful sauce bursting with fresh clams and herbs. Perfect for a weeknight dinner or a special occasion, this recipe is sure to impress. Get ready for a taste of classic Italian-American comfort food!

Prep Time 5 mins
Cook Time 15 mins
Calories 389.4 kcal
Protein 30g
Rating Be the first
Old Spaghetti Factory's Clam Sauce 53

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Forktionary editorial kitchen team

The Forktionary Kitchen Team

Adapted from Food.com, then tested & standardized by Forktionary.

Ingredients for Old Spaghetti Factory's Clam Sauce

  • 2 tablespoons butter
  • 2 cloves garlic, minced
  • 1/2 medium onion, finely chopped
  • Celery
  • 2 tablespoons all-purpose flour
  • Clams
  • 1 cup half and half
  • 1 teaspoon salt
  • 1/4 teaspoon white pepper
  • 1 teaspoon dried thyme (or 1 tablespoon fresh, chopped)

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How to Make Old Spaghetti Factory's Clam Sauce

  1. Melt butter in a large saucepan over medium heat. Add minced garlic, chopped onion, and green bell pepper.
  2. Sauté for 5-7 minutes, until vegetables are softened but not browned.
  3. Sprinkle in flour and whisk constantly for 1 minute to create a roux.
  4. In a separate saucepan, whisk together clam juice, half and half, salt, white pepper, and thyme.
  5. Heat the clam mixture over medium heat until it is just simmering (do not boil).
  6. Gradually whisk the simmering clam mixture into the roux, stirring constantly to prevent lumps.
  7. Add the chopped clams to the sauce and simmer for 2-3 minutes, or until the sauce has thickened to your desired consistency.
  8. Cook spaghetti noodles according to package directions.
  9. Drain the pasta and toss with a generous amount of butter.
  10. Serve the spaghetti immediately, generously topping with the clam sauce and grated Parmesan cheese.

Nutrition Information (Approximate per serving)

Sodium

24 g

Sugar

4g

Fat

94g

Carbs

4g

Frequently Asked Questions

How long does it take to make Old Spaghetti Factory's Clam Sauce?

Old Spaghetti Factory's Clam Sauce takes about 20 minutes from start to finish — roughly 5 minutes to prepare and 15 minutes to cook.

How many calories are in Old Spaghetti Factory's Clam Sauce?

Old Spaghetti Factory's Clam Sauce has approximately 389.4 calories per serving, with about 30 g protein, 4 g carbohydrates and 47 g fat.

What ingredients do I need for Old Spaghetti Factory's Clam Sauce?

The key ingredients for Old Spaghetti Factory's Clam Sauce are Butter, Garlic, Onion, Celery, Flour, Clams. See the full list with measurements above.

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