Smoky Onion, Asparagus & Jammy Egg Tostas
Category
Quick and Easy
Prep
10 minutes
Cook
15 minutes
Style
Spanish
Technique
Boiling
Diet Friendly
Vegetarian
Daily Recipe: May 06, 2026
This quick Spanish-inspired dish leans into spring with sweet onions, blistered asparagus, and jammy eggs over smoky toasted bread. It borrows the spirit of pan con tomate and tortilla flavors, but takes a fresher, less expected route with sherry vinegar, smoked paprika, and a glossy onion-asparagus topping that feels cozy enough for a cool breezy day while still looking bright and elegant.
Ingredients (for 2)
- Large sweet onion - 1 - thinly sliced
- Medium asparagus spears - 6 - trimmed and cut into 2-inch pieces
- Large eggs - 2
- Thick slices rustic sourdough or country bread - 2 slices
- Medium ripe tomato - 1 - halved
- Small garlic clove - 1 clove - peeled
- Sherry vinegar - 1 tablespoon
- Smoked paprika - 1/2 teaspoon
- Flat-leaf parsley - 2 tablespoons - chopped
- Marcona almonds - 1 tablespoon - roughly chopped
- Red pepper flakes - 1 pinch
- Extra-virgin olive oil - 3 tablespoons - divided
- Kosher salt - 1/2 teaspoon - plus more to taste
- Black pepper - 1/4 teaspoon - plus more to taste
Preparation
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Step 1 - π₯π§β²οΈBring a small saucepan of water to a boil. Add the eggs and cook for 7 minutes for jammy centers, then transfer them to cold water to cool.
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Step 2 - π§ π³β¨Heat 1 1/2 tablespoons extra-virgin olive oil in a skillet over medium heat. Add the sweet onion and 1/4 teaspoon kosher salt, then cook for 6 to 8 minutes until soft and lightly golden.
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Step 3 - π₯¬πΆοΈπ₯Stir in the asparagus, smoked paprika, red pepper flakes, and 1/4 teaspoon black pepper. Cook for 2 to 3 minutes until the asparagus is bright green and just tender.
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Step 4 - πΆπΏπ₯Add the sherry vinegar and cook for 30 seconds so it lightly coats the onion and asparagus. Turn off the heat and stir in 1 tablespoon chopped parsley.
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Step 5 - ππ§π₯Toast the sourdough or country bread until crisp on the edges but still a little tender in the middle. Rub each slice with the peeled garlic clove.
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Step 6 - π ππ«Grate the cut side of the tomato over the toasted bread so the pulp soaks in. Drizzle with a little of the remaining olive oil and sprinkle with a small pinch of salt.
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Step 7 - π₯πͺπPeel the cooled eggs and cut them in half.
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Step 8 - π₯ͺπ₯¬π₯Spoon the onion and asparagus mixture over the tomato-rubbed toasts. Place the egg halves on top.
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Step 9 - πΏπ°π§Top with the remaining parsley, chopped marcona almonds, and the rest of the olive oil. Season with more kosher salt and black pepper to taste, then serve right away.
Additional
For an even more dramatic finish, add a few shaved radishes or microgreens on top for extra spring color. If you want to make it heartier, layer on a few slices of manchego. Fun variation: swap the eggs for oil-packed tuna or sardines for a more tapas-style, pescatarian version.