Lemon-Caper Butter Sauce

Tilapia and Lemon-Caper Sauce

 boblin / Getty Images

  • Total: 15 mins
  • Prep: 5 mins
  • Cook: 10 mins
  • Yield: about 3/4 cup (6 servings)
Nutritional Guidelines (per serving)
142 Calories
15g Fat
2g Carbs
0g Protein
See Full Nutritional Guidelines Hide Full Nutritional Guidelines
Nutrition Facts
Servings: about 3/4 cup (6 servings)
Amount per serving
Calories 142
% Daily Value*
Total Fat 15g 20%
Saturated Fat 10g 48%
Cholesterol 41mg 14%
Sodium 137mg 6%
Total Carbohydrate 2g 1%
Dietary Fiber 1g 2%
Protein 0g
Calcium 14mg 1%
*The % Daily Value (DV) tells you how much a nutrient in a food serving contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.
(Nutrition information is calculated using an ingredient database and should be considered an estimate.)

This is one of the simplest seafood sauces there is, and it's also one of the most delicious! It's usually served with seafood, but it's also great with chicken, veal, or grilled vegetables.


  • 2 1/2 tbsp. capers (drained)
  • 1/2 cup fresh lemon juice
  • 1/4 cup water
  • 1/2 cup (1 stick) cold unsalted butter (cut in 1/4-inch pieces)
  • 1 tbsp. chopped parsley
  • Salt to taste

Steps to Make It

  1. Gather the ingredients.

  2. Roughly chop 1/2 tbsp. of the capers.

  3. Combine the chopped capers with the remaining capers, lemon juice, and water into a small saucepan.

  4. Bring to a boil over medium heat and simmer until the mixture has reduced by half.

  5. Turn the heat down as low as possible.

  6. Add a few pieces of the cold butter and whisk vigorously until the butter blends into the sauce.

  7. Add a few more pieces of butter and repeat.

  8. When half the butter has been whisked into the sauce, turn off the heat and whisk in the rest.

  9. Add the parsley and season with salt to taste.

  10. Serve immediately.