I love this canapé as it is a prime example of my ethos on vegetarian canapés. It is as delicious and indulgent as anything on our menu. It is a vegetarian canapé by default. It is served separately to the Hollandaise sauce, which is poured into a dipping ramekin. This means vegans can enjoy it without the Hollandaise. It also looks great when it is served in a Gillshaw Pottery cappuccino cup and ramekin on a rustic ware board.
Tempura of Asparagus of Vegetarian Canapé Recipe
Ingredients:
For the tempura:
- 1 bunch of asparagus, trimmed
- 1 cup plain flour, plus extra for dusting
- 1/2 cup cornflour
- 1 teaspoon baking powder
- 1/2 teaspoon salt
- 1/2 teaspoon white pepper
- 1 cup sparkling water (cold)
- Vegetable oil for frying (enough to submerge the asparagus)
For the Hollandaise Sauce:
- 3 egg yolks
- 200g unsalted butter, melted
- 1 tablespoon lemon juice
- 1 teaspoon white wine vinegar
- Salt and pepper, to taste
- A pinch of cayenne pepper (optional)
Instructions:
1. Prepare the Asparagus:
- Trim the tough ends of the asparagus and cut them into manageable lengths, usually 2-3 inches each.
2. Make the Tempura Batter:
- In a bowl, whisk together the plain flour, cornflour, baking powder, salt, and pepper.
- Gradually pour in the cold sparkling water, whisking gently until just combined. Do not overmix – the batter should be lumpy for a light texture.
3. Heat the Oil:
- In a deep fryer or large, deep pan, heat the vegetable oil to 180°C (350°F). The oil should be hot enough to crisp the batter immediately.
4. Fry the Asparagus:
- Lightly dust the asparagus in plain flour, then dip into the tempura batter, coating well.
- Carefully drop the battered asparagus into the hot oil. Fry in batches for about 2-3 minutes or until golden and crispy.
- Remove the asparagus and drain on paper towels.
5. Make the Hollandaise Sauce:
- In a heatproof bowl, whisk the egg yolks with the white wine vinegar and lemon juice until smooth and pale.
- Set the bowl over a saucepan of simmering water (double boiler method), making sure the bowl doesn’t touch the water.
- Gradually add the melted butter to the egg mixture while continuously whisking until thickened and creamy.
- Season with salt, pepper, and cayenne pepper (if using). Keep warm.
6. Serve:
- Arrange the tempura asparagus on a cappuccino mug
- Pour the Hollandaise sauce into a ramekin
- Garnish with a little extra lemon zest or herbs, if desired.
This dish combines the crispy texture of tempura with the rich, creamy flavour of Hollandaise – perfect as a starter or elegant side dish!

Alexander’s Tips
- Blanch the asparagus tips in batches at 150 degrees c before guests arrive.
- We use this canape mainly from early May to late June.
- Make sure the oil on the second frying is really hot as you want the spears to be firm
So there you have it. This tempura of asparagus canapé is a perfect representation of my approach to vegetarian canapés — indulgent, delicious, and full of flavor, yet entirely plant-based by default. The flexibility of serving the Hollandaise sauce separately ensures it caters to both vegetarians and vegans alike. Whether you’re serving it as a light appetizer or a side dish, it’s sure to be a crowd-pleaser, especially during the spring and early summer months. Of course, you’re welcome to include them in your bespoke menu when creating your next celebration with Butler & HOG.
You can find all of my recipes on our dedicated recipes page.
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