Tomato Picnic Toast with Blue Cheese Mayo Recipe

This tomato toast is anything but boring.

tomato toast with blue cheese mayo

It’s perfect for the next month or two when tomatoes reach their peak — ideal for lunch, dinner, or even a decadent breakfast.

sliced heirloom tomatoes

I didn’t grow up with the mayo-on-toast tomato phenomenon. Mid-summer tomatoes have always been a highlight here in PA, but they were typically served as a salad or simply sliced with a drizzle of balsamic. When I discovered mayo-tomato toast through this blog world, I felt delightfully deprived — it’s that good: simple, classic, and immediately addictive.

crumbled blue cheese in mayo

Over the years I’ve published many versions of tomatoes on toast here, from whipped feta to burrata and avocado combinations. Today I decided to switch things up and skip the burrata in favor of a bold blue cheese mayo.

blue cheese mayo on sourdough toast

Blue cheese mayo is delightfully straightforward: gently fold crumbled blue cheese into mayonnaise until you have a creamy, tangy spread. Slathered on toasted sourdough, layered with ripe heirloom tomato slices, and finished with flaky salt and freshly ground pepper, it transforms simple ingredients into something irresistible.

tomato toast with blue cheese mayo

Why it works

The creaminess of the mayo, the sharp, savory bite of blue cheese, the bright juiciness of ripe tomatoes, and the satisfying crunch of toasted sourdough create a balanced and memorable bite. A sprinkle of fresh chives lifts the flavors and a pinch of flaked sea salt makes everything sing. It’s a simple recipe that feels elevated — perfect for a backyard picnic or an easy weeknight meal.

tomato toast with blue cheese mayo

Tomato Toast with Blue Cheese Mayo

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Tomato Toast with Blue Cheese Mayo

Yield:

4
people
Prep Time:
15 mins
Total Time:
15 mins
Toasted sourdough spread with blue cheese mayo, topped with sliced heirloom tomatoes and finished with salt and chives. Quick, bright, and deeply satisfying.

Ingredients

  • ½ cup mayonnaise
  • ¼ cup crumbled blue cheese
  • 4 slices sourdough bread, toasted
  • 1 to 2 heirloom tomatoes, thinly sliced
  • 1 tablespoon fresh chives, for topping
  • Freshly ground black pepper
  • Flaked salt for sprinkling

Instructions

  • In a bowl, stir together the mayonnaise and crumbled blue cheese until combined. Toast the sourdough slices. Spread each piece of toast with the blue cheese mayo, add the tomato slices, and finish with flaked salt, freshly ground black pepper, and chopped chives. Serve immediately.
Course: Main Course
Cuisine: American
Author: How Sweet Eats

tomato toast with blue cheese mayo

So why is this so irresistible? The combination of textures and contrasts — creamy, tangy, crunchy, and juicy — turns a humble toast into a memorable bite. When tomatoes are at their best, this simple preparation makes a perfect summer meal.