Sweet ricotta pastries with apples

Difficulty:  Time: INGREDIENTS (x 8 persons) For the dough base - 1 egg - 1 pinch of salt - 75 g caster sugar - 300 g non-raising plain flour (‘00’) - 50 g potato starch - 150 g ricotta cheese - 2 teaspoons extra virgin olive oil - 5 teaspoons sunflower seed oil - 7 teaspoons whole milk - 1 bag of Vanilla powder - 1 bag of yeast powder ...