Azorean Tuna with Sweet Potatoes and Caramelized Onions
This simple yet flavorful dish features caramelized onions and sweet potatoes, paired with sustainably fished Azorean tuna. It's a delightful combination of sweet and savory flavors that come together beautifully. The caramelized onions add depth, while the sweet potatoes provide a comforting base. The tuna, seasoned with olive oil, vinegar,...

Ingredients
Main Ingredients
- sustainably fished Azorean tuna1can
- onions, sliced3
- medium sweet potatoes2
- Olive oil
- White wine vinegar
- salt and pepper, to taste
- brown sugar or honey1tbsp
Nutrition (per serving)
Calories
52.3kcal (2.61%)
Protein
5.6g (11.26%)
Carbs
1.4g (0.49%)
Sugars
1.3g (2.66%)
Healthy Fat
2.7g
Unhealthy Fat
0.7g
% Daily Value based on a 2000 calorie diet
How to make Azorean Tuna with Sweet Potatoes and Caramelized Onions
Preparation
- Step 1
Peel and slice sweet potatoes lengthwise.
- Step 2
Shallow fry sweet potato slices in olive oil until golden brown.
Cooking
- Step 1
Sauté onions in olive oil until caramelized.
- Step 2
Season tuna with olive oil, white wine vinegar, salt, and a touch of honey or brown sugar.
Serving
- Step 1
Serve the seasoned tuna over the sweet potato slices.
Nutrition (per serving)
Nutrition (per serving)
Calories
52.3kcal (2.61%)
Protein
5.6g (11.26%)
Carbs
1.4g (0.49%)
Sugars
1.3g (2.66%)
Healthy Fat
2.7g
Unhealthy Fat
0.7g
% Daily Value based on a 2000 calorie diet
Tips & Tricks
For extra flavor, add a pinch of smoked paprika to the sweet potatoes while frying.
Ensure the onions are fully caramelized for the best taste.
FAQS
Can I use a different type of tuna?
Yes, you can use any canned tuna, but sustainably fished Azorean tuna is recommended for its unique flavor.
What can I substitute for white wine vinegar?
You can use apple cider vinegar or lemon juice as a substitute for white wine vinegar.
How do I know when the onions are caramelized?
The onions are caramelized when they are golden brown and have a sweet, rich flavor.
Can I use a different sweetener instead of brown sugar or honey?
Yes, maple syrup or agave nectar can be used as alternatives.
Is this dish suitable for a gluten-free diet?
Yes, this dish is naturally gluten-free.
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Lucy Chesna
(@lchesna72)
Hello everyone, my name is Lucy. I am a recipe developer, and my mission is to create delicious, mostly healthy, easy, and balanced meals that use a variety of fresh and affordable ingredients. Some of my recipes will be gluten free, diary free, vegan, keto and more. You’ll find everything from one pan skillet dinners to colorful salads, comforting pasta recipes, the occasional treat, and more. Hello everyone, my name is Lucy. I am a recipe developer, and my mission is to create delicious, mostly healthy, easy, and balanced meals that...
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