Ricotta and Spinach Puff Pastry Bites

Bahan-bahan (15 porsi)

• 1 egg
• 7 oz / 200g ricotta ((preferably full fat but low fat also works) (Note 1))
• 8 oz / 250g frozen chopped spinach (, thawed and squeezed of excess water)
• 3/4 cup grated cheddar cheese ((or tasty or gruyere or any other melting cheese with flavour))
• 3/4 tsp salt
• Black pepper
• 2 sheets puff pastry ((25cm/10" square), defrosted)
• 1 egg (, lightly beaten (egg wash))