|Canned anchovy fillets||2 Ounce (1 Can, 56 Gram)|
|Frozen puff pastry||13 Ounce, thawed (3/4 Of 17.25 Ounce / 489 Gram Package)|
|Tomato paste||50 Milliliter (Scant 1/4 Cup)|
|Pitted green olives||4 Ounce (100 Gram)|
|Tomatoes||1 Pound (500 Gram)|
|Canned tuna||3 1⁄2 Ounce (1 Can, 99 Gram)|
|Onion||1 Small, peeled and thinly sliced|
|Canned crabmeat||3 Ounce (1 Can, 85 Gram)|
|Cooked baby shrimp||50 Gram (1/2 Cup)|
|Garlic salt||1 Pinch|
|Dried oregano||1 Pinch|
Drain anchovies and soak in milk to remove excess saltiness.
Sprinkle a 10-inch (25-cm) flan tin with cold water.
Preheat oven to 400°F (205°C).
On a floured surface, roll out pastry dough to fit dampened flan tin.
Place dough in tin without stretching.
Stir 1 tablespoon oil into tomato paste.
Brush remaining oil over dough.
Peel and slice tomatoes.
Spread tomato paste mixture over dough; add sliced tomatoes and olives.
Flake tuna; arrange over tomatoes with onion slices, drained anchovies, capers, crabmeat and shrimp.
Sprinkle pizza with garlic salt and oregano.
Bake 35 minutes or until edges of pizza are lightly browned.