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 Grilled Asparagus Sandwiches ?

You need 13 ingredients. The key ingredients include: 3 tablespoons mayonnaise, 1 tablespoon grainy mustard, 1/4 - 1/2 teaspoon crushed red pepper (to taste), 1 teaspoon fresh lemon juice, and more.

Is Grilled Asparagus Sandwiches suitable as vegetarian?

Yes, Grilled Asparagus Sandwiches falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Grilled Asparagus Sandwiches ?

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

Grilled Asparagus Sandwiches Recipe

Name: Grilled Asparagus Sandwiches
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 tablespoons mayonnaise; 1 tablespoon grainy mustard; 1/4 - 1/2 teaspoon crushed red pepper (to taste); 1 teaspoon fresh lemon juice; 1 small garlic clove, minced; 1/8 teaspoon cayenne; salt and freshly ground pepper; 16 thick asparagus; 1 fresh red pepper, thickly sliced; 1 medium red onion or sweet white onion, thickly sliced; 1/4 C chopped fresh basil; 1 - 2 tablespoons extra-virgin olive oil; 8 thick slices sour dough bread

Try this homemade Grilled Asparagus Sandwiches recipe the whole family will love. Made with mayonnaise, grainy mustard, red pepper and lemon juice. Easy…

This Grilled Asparagus Sandwiches relies on simple, everyday ingredients such as mayonnaise, grainy mustard, fresh lemon juice and small garlic clove, minced. It comes together quickly and makes 4 servings, at about 424 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 Vegetarian

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.

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Grilled Asparagus Sandwiches

Tips for the best results

Variations & substitutions

My Personal Notes

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