This homemade tuna pizza with sweetcorn delivers authentic Italian flavours using pantry staples! Crispy crust, flaky tuna, sweet corn, and melted mozzarella come together in this easy weeknight dinner.

This sweetcorn tuna pizza solves three dinner problems at once: it’s fast (30 mins with store-bought dough), flexible (use what’s in your pantry), and filling (packed with 22g protein per slice). The key is draining tuna thoroughly and preheating your baking sheet for maximum crispness – soggy pizza is not on the menu.
After your pizza feast, try my 30-minute Tiramisu cake - no baking required! It's the perfect light dessert to follow this hearty pizza, using just mascarpone, coffee, and ladyfingers.
For another Italian pantry recipe that’s equally flexible, try my easy creamy shrimp risotto recipe (uses frozen shrimp and peas) or baked turkey meatballs recipe without breadcrumbs (meal-prep friendly).
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💗 Why This Recipe Works
✅ Pantry-friendly ingredients - Uses canned tuna and corn
✅ Flexible crust options - Homemade dough or store-bought
✅ Restaurant-quality results - Golden crust with perfect chew
✅ Customizable toppings - Add olives, artichokes, or chilli flakes
♻️ Substitutions
Dough Substitutions:
- Lukewarm Water: You can replace it with milk or a dairy-free alternative (like almond milk) for a softer dough. Make sure the liquid is lukewarm for proper yeast activation.
- Sugar: Honey, maple syrup, agave syrup, or coconut sugar can work.
- Vegetable Oil: Olive oil, coconut oil, or melted butter are great options to use.
- Flour: For a gluten-free pizza base, use gluten-free all-purpose flour. You can also opt for whole wheat flour for a denser, more rustic base. You may need to adjust the water amount when using whole wheat.
- Yeast: If you don’t have yeast, you can replace it with baking powder for a quicker dough. Use about 1 tablespoon of baking powder for every 2 teaspoons of yeast.
Topping Substitutions:
- Tomato Sauce: Pesto, garlic white sauce, or barbecue sauce are excellent alternatives to tomato sauce.
- Tuna: Cooked chicken, shrimp, or salmon can replace tuna. For a vegetarian option, consider roasted vegetables or a plant-based tuna substitute.
- Mozzarella: You can use feta, ricotta, or a mix of parmesan and gouda instead of mozzarella. For a dairy-free version, opt for plant-based mozzarella.
- Red Onion: Shallots, white onion, or leeks can be used instead of red onion, offering a milder or sweeter flavour. If you like, you can caramelise the onions for added sweetness.
- Corn: Fresh or frozen corn kernels, alternatively, you could use sweet peas or bell peppers.
- Optional Toppings (Olives, Artichoke Hearts, Peppers):
Sun-dried tomatoes, capers, or roasted red peppers are delicious substitutes. You can also add roasted chickpeas or spinach. Fresh herbs like basil or oregano work well as finishing touches after baking.
💭 Expert Tips
- Drain Tuna Thoroughly: Be sure to drain the tuna well to remove excess moisture and prevent the pizza from becoming soggy during baking.
- For crispier crust: Pre-bake dough 3 minutes before adding toppings
- Drain the tuna well to prevent sogginess
- Try oil-packed tuna for a richer flavour
🍕 Homemade Italian Tuna Pizza FAQs
Oil-packed tuna (like Rio Mare) wins for flavour. The oil keeps it moist and adds richness. Brine-packed works too—just drizzle olive oil over the top before baking if using this leaner option.
Fresh sweetcorn adds a crisp, summery sweetness. Just grill or boil kernels for 2-3 minutes before topping to soften. Frozen corn works too—no need to thaw!
3 failproof tricks:
Pre-bake crust 3 mins at 450°F/230°C
Layer cheese first (mozzarella barrier)
Pat tuna dry with paper towels"
For a celiac-safe version:
🍕 Best Gluten-Free Crust Options:
Store-bought GF crust (Caulipower or Schär work well)
Homemade GF dough (Use 1:1 GF flour blend + 1 teaspoon xanthan gum per cup)
Cauliflower crust (Low-carb bonus!)
Store properly:
2 days in an airtight container
Reheat in oven (not microwave) to keep crust crisp
Freezing: Wrap unbaked pizza tightly, cook frozen (+5 mins)"
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Claudia Ciorteanu says
My family loved this!
Fernando says
It looks delicious! Can you use olive oil instead of vegetable oil?
Paula says
I had tuna pizza once in Romania when I was a kid, and I was excited to make this to try at home! Yummy!
Mackenzie says
Perfect for pizza night! Such a fun twist on plain pizza .
Mahy says
I've never made tuna pizza before.. I don't even know why, but your recipe is absolutely amazing!
Shashi says
Would not have thought to combine these 2 ingredients before - but wow - what a tasty combo! Thanks for this recipe - definitely will be making this again!
Ieva says
Delicious and inexpensive, using store cupboard ingredients. Will definitely make this pizza again!
Sharon says
What a fabulous pizza recipe, love the use of tuna and corn in this recipe. I think draining the toppings well is an excellent tip, thank you!!