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 Coquilles St. Jacques?

You need 15 ingredients. The key ingredients include: 1 lb. scallops, 1/4 c. margarine or butter, 1 c. sliced fresh mushrooms, 1/4 c. margarine or butter, and more.

Is Coquilles St. Jacques suitable as general?

Yes, Coquilles St. Jacques falls under the General category and is a great choice for this type of meal.

How do I store leftover Coquilles St. Jacques?

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

Coquilles St. Jacques Recipe

Name: Coquilles St. Jacques
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 lb. scallops; 1/4 c. margarine or butter; 1 c. sliced fresh mushrooms; 1/4 c. margarine or butter; 2 Tbsp. minced onion; 2 Tbsp. flour; 1/2 tsp. salt; 1 c. milk; 2 egg yolks, beaten; 1/4 tsp. leaf thyme; 1/4 tsp. basil leaves; 1/2 c. bread crumbs; 1/3 c. grated Swiss Gruyere cheese; 1/2 tsp. paprika; 1 Tbsp. melted butter or margarine

Try this homemade Coquilles St. Jacques recipe the whole family will love. Made with scallops, margarine, mushrooms and margarine. Easy step-by-step ins…

This Coquilles St. Jacques relies on simple, everyday ingredients such as scallops, margarine or butter and sliced fresh mushrooms. It comes together quickly and makes 4 servings, at about 474 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 General

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

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
A good 1:1 gluten-free flour blend works well if you need a gluten-free version.

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

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Coquilles St. Jacques

Tips for the best results

Variations & substitutions

My Personal Notes

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