Mix the dry ingredients

• Combine the flour, sugar, yeast and salt in a bowl.

Knead the dough

• Add the eggs, warm milk, vanilla extract and softened butter.
• Knead until smooth and elastic.

First rise

• Cover the dough and let it rise until doubled in size.

Shape the bombolini

• Divide the dough into 8 equal pieces and roll each into a smooth ball.
• Place them on parchment paper, cover and let rise again.

Fry the bombolini

• Heat the oil to 170 °C.
• Fry the dough balls for about 2 minutes per side until golden brown.

Coat in sugar

• Drain on paper towels.
• Brush lightly with melted butter and coat in granulated sugar while still warm.

Fill the bombolini

• Once slightly cooled, use a piping nozzle to make a hole in each bombolino.
• Fill 4 with Kinder Bueno spread and 4 with Nutella.

Serve

• Serve immediately and enjoy the gooey center.