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 Avocado, Red Onion, And, Prosciutto Sandwiches?

You need 8 ingredients. The key ingredients include: 1 tablespoon sugar, 1/4 cup red wine vinegar, 1 cup thinly sliced red onion, 1 tablespoon mayonnaise, and more.

Is Avocado, Red Onion, And, Prosciutto Sandwiches suitable as general?

Yes, Avocado, Red Onion, And, Prosciutto Sandwiches falls under the General category and is a great choice for this type of meal.

How do I store leftover Avocado, Red Onion, And, Prosciutto Sandwiches?

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

Avocado, Red Onion, And, Prosciutto Sandwiches

Name: Avocado, Red Onion, And, Prosciutto Sandwiches
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 tablespoon sugar; 1/4 cup red wine vinegar; 1 cup thinly sliced red onion; 1 tablespoon mayonnaise; 2 slices (4 to 4 1/2 in. square) whole wheat bread, toasted; 4 slices prosciutto (2 oz. total); 1 firm-ripe avocado (1/2 lb.), pitted, peeled, and thickly sliced; Salt and pepper

Try this homemade Avocado, Red Onion, And, Prosciutto Sandwiches recipe the whole family will love. Made with sugar, red wine vinegar, red onion and may…

This Avocado, Red Onion, And, Prosciutto Sandwiches relies on simple, everyday ingredients such as sugar, red wine vinegar, thinly sliced red onion and mayonnaise. It comes together quickly and makes 4 servings, at about 67 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

Servings: persons

1 tablespoon sugar
1/4 cup red wine vinegar
1 cup thinly sliced red onion
1 tablespoon mayonnaise
2 slices (4 to 4 1/2 in. square) whole wheat bread, toasted
4 slices prosciutto (2 oz. total)
1 firm-ripe avocado (1/2 lb.), pitted, peeled, and thickly sliced
Salt and pepper

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
67 kcal
Category
General

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Avocado, Red Onion, And, Prosciutto Sandwiches

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