Onion Toasts

Onion Toasts

No Photo

Have you made this?

 Share your own photo!

Jackie Brink




★★★★★ 1 vote

4 to 6
Sandwich Press


  • 6 Tbsp
  • 1 Tbsp
    dijon mustard
  • ·
    salt and freshly ground pepper to taste
  • 1 medium
    medium onion, peeled, cut into quarters, and sliced very thinly
  • 8
    thin slices white or whole wheat bread, crusts removed.
  • 4 Tbsp
    freshly grated parmesan cheese

How to Make Onion Toasts


  1. Mix together the mayonnaise, mustard, salt, and pepper in a small bowl. Combine 5 tablespoons of the mayonnaise mixture with the sliced onion.
  2. Spread the onion mixture on 4 slices of bread and top with the remaining bread. Spread the remaining mayonnaise mixture on the tops of the sandwiches and sprinkle with the Parmesan cheese.
  3. Cut each sandwich into quarters and place on a baking sheet. Bake in a preheated 350F (180C) oven until light golden brown, about 15 minutes. Serve immediately.

Printable Recipe Card

About Onion Toasts

Course/Dish: Vegetable Appetizers
Main Ingredient: Vegetable
Regional Style: American
Dietary Needs: Vegetarian

Leave a Comment

No-bake Appetizers For Summer Entertaining

No-Bake Appetizers for Summer Entertaining

Kitchen Crew

One of the things I love about summer is how the days are longer. The extra light allows me to enjoy the day a bit longer. On a warm evening,...

Snack And Sip On These Refreshing Pool Party Recipes

Snack and Sip on These Refreshing Pool Party Recipes

Kitchen Crew

Each day this summer seems to be getting hotter and hotter. I love the warmer weather, but it's just a little too hot in my book. I'll probably be longing...

26 Delicious Ways To Prepare Asparagus

26 Delicious Ways to Prepare Asparagus

Kitchen Crew @JustaPinch

Asparagus is a crazy healthy food that you should be eating, so here are 26 yummy asparagus recipes you should try ASAP!