Step 1

Place the tomato slices on paper towels, lightly salt and let rest 30 minutes to drain of excess liquid.

Step 2

Preheat oven to 400 degrees F.

Step 3

Unroll your puff pastry, and place it on a parchment lined baking sheet.

Step 4

Brush a 1-inch border of the pastry with the beaten egg.

Step 5

Sprinkle the mozzarella over the pastry sheet, leaving the border bare.

Step 6

Sprinkle half the grated Parmesan cheese over the mozzarella.

Step 7

Arrange the tomato slices on the pastry, overlapping to cover, leaving the border bare.

Step 8

Sprinkle the tomatoes with some salt and pepper.

Step 9

Scatter the minced basil over the tart, then drizzle with 2 teaspoons of extra virgin olive oil.

Step 10

Scatter the remaining Parmesan cheese on top.

Step 11

Bake for about 25 minutes, or until golden brown.

Step 12

Cool 5 minutes, slice and serve.