How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Beef Fillet With Basil Mayonnaise?

You need 15 ingredients. The key ingredients include: 1 whole fillet beef tenderloin, trimmed and tied (4 1/2 pounds), 3 tablespoons good olive oil, 4 teaspoons kosher salt, 2 teaspoons coarsely ground black pepper, and more.

Is Beef Fillet With Basil Mayonnaise suitable as meat & poultry?

Yes, Beef Fillet With Basil Mayonnaise falls under the Meat & Poultry category and is a great choice for this type of meal.

How do I store leftover Beef Fillet With Basil Mayonnaise?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Beef Fillet With Basil Mayonnaise Recipe

Name: Beef Fillet With Basil Mayonnaise
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 whole fillet beef tenderloin, trimmed and tied (4 1/2 pounds); 3 tablespoons good olive oil; 4 teaspoons kosher salt; 2 teaspoons coarsely ground black pepper; 10-15 branches fresh tarragon; basil parmesan mayonnaise (see below), for serving; 2 extra large egg yolks, at room temperature; 3 tablespoons freshly squeezed lemon juice; 1/2 cup freshly grated Parmesan cheese; 1 tablespoon Dijon mustard; 1/2 cup chopped fresh basil leaves, lightly packed; 1/2 teaspoon minced garlic; Kosher salt and freshly ground black pepper; 1 cup vegetable oil, at room temperature; 1/2 cup good olive oil, at room temperature

Try this homemade Beef Fillet With Basil Mayonnaise recipe the whole family will love. Made with fillet beef tenderloin, olive oil, kosher salt and grou…

This Beef Fillet With Basil Mayonnaise relies on simple, everyday ingredients such as good olive oil, kosher salt, coarsely ground black pepper and branches fresh tarragon. It comes together quickly and makes 4 servings, at about 1097 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Meat & Poultry

1097

kcal

Calories

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Beef Fillet With Basil Mayonnaise

Tips for the best results

Variations & substitutions

My Personal Notes

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