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 Caramelized Onion and Mushroom Toasts?

You need 9 ingredients. The key ingredients include: 3 Tablespoons Olive Oil, 1 whole Onion (small To Medium), Diced, 1 clove Garlic, Minced, 2 teaspoons Sugar, and more.

Is Caramelized Onion and Mushroom Toasts suitable as general?

Yes, Caramelized Onion and Mushroom Toasts falls under the General category and is a great choice for this type of meal.

How do I store leftover Caramelized Onion and Mushroom Toasts?

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

Caramelized Onion and Mushroom Toasts Recipe

Name: Caramelized Onion and Mushroom Toasts
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 Tablespoons Olive Oil; 1 whole Onion (small To Medium), Diced; 1 clove Garlic, Minced; 2 teaspoons Sugar; 4 Tablespoons Butter, Plus More For Toast; 16 ounces, weight Baby Portabella Mushrooms, Sliced; ⅛ cups Sherry Vinegar Or Champagne Vinegar; 13 bunches Flat-leaf Parsley, Chopped; 8 slices Rustic French Bread

Try this homemade Caramelized Onion and Mushroom Toasts recipe the whole family will love. Made with Olive Oil, Onion, clove Garlic and Sugar. Easy step…

This Caramelized Onion and Mushroom Toasts relies on simple, everyday ingredients such as olive oil, garlic, minced, sugar and butter, plus more for toast. It comes together quickly and makes 4 servings, at about 364 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

3 Tablespoons Olive Oil
1 whole Onion (small To Medium), Diced
1 clove Garlic, Minced
2 teaspoons Sugar
4 Tablespoons Butter, Plus More For Toast
16 ounces, weight Baby Portabella Mushrooms, Sliced
⅛ cups Sherry Vinegar Or Champagne Vinegar
13 bunches Flat-leaf Parsley, Chopped
8 slices Rustic French Bread

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
364 kcal
Category
General

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